Find Verified Trigger 1 0 700C Alloy 21 Hybrid Multi Speed Suppliers, Manufacturers and Wholesalers

S.N CAS No. Item 1 100-21-0 Terephthalic acid 2 67763-03-5 Silsesquioxanes 3 9003-01-4 Acrylic acid 4 1333-86-4 Carbon black 5 80-62-6 Methyl methacrylate 6 61788-97-4 Haloperidol 7 75-38-7 1,1-difluoroethylene 8 100-42-5 Styrene 9 9002-84-0 Poly(tetrafluoroethylene) 10 124-04-9 Adipic acid 11 107-21-1 Ethylene glycol 12 126-30-7 Neopentyl glycol 13 85-44-9 Phthalic anhydride 14 106-89-8 Epichlorohydrin 15 9003-08-1 Amino resin 16 9006-03-5 Chlorinated rubber 17 13463-67-7 Titanium dioxide 18 12227-89-3 Iron Oxide Black 19 922-67-8 Methylpropiolate 20 538-24-9 Trilaurin 21 9011-05-6 Urea formaldehyde 22 79-41-4 Methacrylic acid 23 1314-13-2 Zinc oxide 24 80-05-7 Bisphenol A 25 121-91-5 Isophthalic acid

1 27176-87-0 Dodecylbenzenesulphonic acid 2 151-21-3 Sodium dodecyl sulfate 3 9016-45-9 Nonylphenol Ethoxylate 4 63449-41-2 Benzalkonium Chloride 5 139-07-1 Dodecyldimethylbenzylammonium chloride 6 9004-82-4 AES 7 6863-42-9 Coconut oil acid diethanolamine 8 683-10-3 Lauryl betaine 9 25155-30-0 Sodium dodecyl benzene sulfonate 10 107-43-7 Betaine 11 112-00-5 Dodecyltrimethylammonium chloride 12 25496-72-4 Glyceryl monooleate 13 1120-02-1 Octadecy trimethyl ammonium bromide 14 9005-64-5 Polysorbate 20 15 9005-67-8 Tween 60 16 68213-23-0 Fatty alcohol polyglycol ether 17 68585-34-2 Sodium lauryl ether sulfate 18 9004-95-9 Polyethylene Glycol Monocetyl Ether 19 9004-98-2 Polyethylene glycol monooleyl ether 20 9003-11-6 Polyethylene-polypropylene glycol

1 63148-62-9 Silicone oil 2 77-92-9 Citric acid 3 9003-05-8 Polyacrylamide 4 7664-39-3 Hydrogen fluoride 5 9000-11-7 Carboxymethyl cellulose 6 7757-82-6 Sodium sulfate 7 68-04-2 Sodium citrate 8 7664-38-2 Phosphoric acid 9 1310-73-2 Sodium hydroxide 10 497-19-8 Sodium carbonate 11 139-33-3 EDTA disodium 12 67-63-0 Isopropanol 13 25322-68-3 Polyethylene Glycol 14 144-55-8 Sodium bicarbonate 15 4404-43-7 Fluorescent Brightener 28 16 7758-29-4 Sodium tripolyphosphate 17 7601-54-9 Trisodium phosphate 18 532-32-1 Sodium benzoate 19 5329-14-6 Sulfamic acid 20 142-91-6 Isopropyl palmitate 21 7782-99-2 Sulfurous Acid 22 9014-01-1 Subtilisin (Compound proteinase) 23 1344-09-8 Sodium silicate 24 6834-92-0 Sodium metasilicate 25 7720-78-7 Ferrous sulfate

1 101-68-8 4,4'-Diphenylmethane diisocyanate 2 9016-00-6 Poly(dimethylsiloxane) 3 26471-62-5 Tolylene diisocyanate 4 100-42-5 Styrene 5 141-32-2 Butyl acrylate 6 107-13-1 Acrylonitrile 7 106-99-0 Buta-1,3-diene 8 75-38-7 1,1-difluoroethylene 9 9-38-9 Chlorotrifluoroethylene 10 111-44-4 2,2'-Dichlorodiethyl ether 11 1187-93-5 Trifluoromethyl trifluorovinyl ether 12 21645-51-2 Aluminum hydroxide 13 116-14-3 Tetrafluoroethene 14 116-15-4 Hexafluoropropylene 15 126-99-8 Chloroprene 16 103-11-7 2-Ethylhexyl acrylate 17 140-88-5 Ethyl acrylate 18 78-79-5 Isoprene 19 96-33-3 Methyl acrylate 20 1300-21-6 Dichloroethane

Belt press juicing machine for fruit vegetable Use for : 01.fruit juice 02.vegetable dehydration or juce 03.enzyme juice 04.Extraction of medicinal juice 1. High lift and large flow, strong pumping force, not easy to block, precision casting pump body, lasting work, high efficiency and energy saving, after-sales guarantee 2. Long service life. The product is equipped with a new automatic deviation correction and tension system, automatic operation, uniform distribution of materials, extended filter bag life, and long bearing service life 3. Rust-proof and corrosion-resistant, tough shell, stable operation, unique oblique lengthened wedge design, more stable operation and low noise 4. The treatment effect is good. Two sets of independent backwashing systems are adopted. The multi-roll diameter decreasing backlogs are compact in layout and the filter cake has high solid content. 5. Efficient, convenient and ultra-long gravity dewatering area, with large bearing capacity, strong processing capacity, low power consumption and low operating cost 6. Juice yield 85% Small capacity 500-3000kg/h,filter belt width 500-2000mm,power 1.5-3kw, filter belt speed 1.5-3.5m Big capacity 3-20T/hour,power 14.7-41kw ,machine size length 3100-5420mm Width 1475-3430mm high 1820-2420mm

Carbon fish meat grill oven process: A. special high temperature resisitant material,high heat deformation,the overall structure uses professtional plate ; B.all into oxygen at the bottom of the damper desigh,fast burning heat rapidly ,at teh top of the air valve design,effective control of heat loss; C. origianl putty separation technology,completely avoiding using process because of the putty mixed soot and open flame,ensure clean,health and safety ; D.equipment applied double high temperature heat insulation material,insulation system,insulation with security,external direct touch with no hidden dangers. Operation method: A. all burning charcoal in the burning charcoal ,open at the top the smooke at the bottom of the mouth and damper; B.charcoal burning closed 10 minutes to the degree of smoke-free smoke at the top of the mouth,the heat; C.after the temperature reaches the standard,in the baking objects to buy object ; D.5-10minutes,bake fish until brown on both sides,are taken from the furnace, the plate feeding . Equipment advantages : A. unique design principle ,the use of charcoal smoke all gathered in the grilled fish inside furnace,through the top of the exhaust pipe directly emitted; B.rapid heat,guarantee the production speed,let the charcoal furnace cavity fully burning rapied heating up,wind valve,and through the top to the bottom of the design of air supply outlet temperature in the furnace in a 300-350 degree,put the fish in the distribution on the stove on content cabinet ,only 8-10 minutes can be produced; C. a novel view and admire a gender ,the design of the gear type appeared in front of customers,the grilled fish process more transparent,more ornamental ,fish and clients directly face to face "communication " ; D this design flexibility ,the real achieve a multi-purpose furnace, can bakering chicken duck cattle and sheep for equipment use diversification more rich . Fuel: dual-use carbon box ,burning charcoal or alcohol (vegetable oil ) ,pump design. Installation and commissioning Overall production : have direct admission requiements,no installation commissioning ,one pace reachs the designated position . 1.Solve the smoke problem charcoal grilled fish we are familiar with most of the fish appeared in the night street food stalls ,a rectangular fish furnace ,a big fan, the air is filled with smoke smell fish .

**Ready stock in Turkey** -Price: USD11,000/CIF by air *without compressor -Price: USD12,000/CIF by air *with compressor -Operation Features- Inspiration Pressure: 2-100 mBar Inspiration Duration: 0.1-10 Sec. Peep Pressure: 0-50 mBar Breathe Speed: (c) 1-150/mins. (y) 1-100/mins. Flow: (c) 1-60 lt/mins. (y) 2-120 lt/mins. O2 Mixture: 21-100% Spontaneous Pressure Support: 0-100 mBar I/E Rate: 1:10 (x60*)-10:1 (c): Child, (y): Adult

1,Hight prurity (99.99% min) Metal Antimony (Sb) 2,4N>99.99%, 5N>99.999%, 6N>99.9999%, 7N>99.99999% 3,Lumps/Ingot/Granule/Bar 4,Color: Gray 5,Atomic weight: 121.760 6,Electronegativity: 2.05 7,CAS No.: 7440-36-0 8,Density: 6.697 g/cm3 (25â??) 9,Melting Point: 630.63 â?? 10,Boiling Point: 1587 â?? 11,Mainly used for the preparation of â?¢ - V compound semiconductor InSb, Bi2Sb, GaSb, high purity alloys, electronic refrigeration element materials and germanium, silicon single crystal dopants.

Product name:Precision steel pipe Welding Line Type:Spiral Welded Keyword:Steel Pipe MOQ:5 Tons Shape:Round Pipe Tube Sample:Provide Surface Finish:TSHS Delivery Time:within 7 days Usage:Construction Structure Finish:Polish Gold Satin Black Application:Fluid Pipe Alloy Or Not:Is Alloy Section Shape:Round Special Pipe:Thick Wall Pipe Standard:ASTM Certificate:ISO9001 Surface Treatment:Hot Rolled Tolerance : 1% Processing Service:Welding Processing Service:Punching Processing Service:Cutting Processing Service:Bending Processing Service:Decoiling Oiled or Non-oiled:Non-oiled Delivery Time:15-21 days Place of Origin:CN;SHN Outer Diameter:10 - 600 mm Thickness:2 - 80 mm Grade:10#, 20#, 45#, 16mn, A53(A,B), A106(B,C), A333

Product name: Superoxide dismutase Other Name: SOD; superoxide dismutase enzyme Source:Prickly pear; Pig blood; Yak blood; Yeast INCI Name: SUPEROXIDE DISMUTASE Appearance: White freeze-dried powder Purity: 5000-50000IU CAS NO.: 9054-89-1 EINECS No.: 232-943-0 Supplier: ZHENYIBIO Superoxide dismutase(SOD) is an enzyme found in all living cells.Superoxide dismutase enzyme is a substance that speeds up certain chemical reactions in the body.Superoxide dismutase powder is taken by mouth for removing wrinkles, rebuilding tissue, and extending the length of life.Superoxide Dismutase is used in cosmetics and personal care products as an anti-aging ingredient and antioxidant because of its ability to reduce free radical damage in the skin, therefore preventing wrinkles,fine lines,age spots,help with wound healing,soften scar tissue,protect against UV rays,and reduce other signs of aging.Superoxide dismutase 1 by protecting your skin from free radical damage,superoxide dismutase prevents visible signs of aging.Superoxide dismutase sod helps repair signs of aging.It does this by promoting a youthful complexion, encouraging resilient skin.

Product Description And Specification; 1. Dry charged battery & MF battery. 2. Meet all DIN & JIS standard. 3. Powerful quick scrap used car batter. Product Feature; (1)Maintenance-free operation. There is no need to check specific gravity of the electrolyte or add Water to battery during float service life. (2)Low self-discharge rate, small internal resistance. (3)The unique construction and sealing techniques of the battery, add the ABS plastic crust that guarantee leak proof operation in and position with no adverse effect to capacity or service life. (4)With our high quality lead-tin-calcium alloy grids, it has a long usage life and deep discharge recoverability. (5)No pollution and no harm. Drained Lead Car Battery Scraps (Rains) Drained Lead-Acid Battery Scrap (RAINS per ISRI Specifications). Our Acid Battery Scrap on 99.99%. Fe Content (%): 100%) Battery features; - Sealed and maintenance free operation battery - Non- Spill able construction design. - ABS Containers and Covers (UL94HB), UL94V-0 optional. - Safety valve installation for explosion proof. - High quality and high reliability. - Exceptional deep discharge recovery performance. - Low self-discharge characteristic. - Flexibility design for multiple install positions. - No memory effect. - CE certificate. - Wide operating temperature range. Battery Application; -Solar system - Alarm System - Cable Television - Communication Equipment - Control Equipment - Security System - Medical Equipment â?? UPS - Power Tools - Toys - Emergency Power System - LED Lig

SPECIFICATIONS FOR DOUBLE A4 PAPERS 80GMS COPY PAPERS Double A Copy Paper Scrooge Copy paper Ik Plus Copy Paper Ik Yellow Copy Paper Navigator copy paper Laser / Copier Paper Reflex Copy Paper Xerox Copy Paper Chamex Multi Chamex Office Mondi Rotatrim Golden Star SPECIFICATION FOR A4 COPY PAPER : A4 COPY PAPER 80 GSM /75 GSM / 70 GSM Weight: 80 GSM Sheet Size: 210mm X 297mm, Whiteness : 95-105 International Size A4 Quality: Imported 100% Virgin Wood Pulp Whiteness = High Speed Copying 100ppm Laser Capable, Inkjet Capable, Fax Capable. Thickness :103-110 um Surface roughness TS ml/min:75-175 Surface roughness BS ml/min:100-200 Bending stiffness MD > 110 Mn Bending stiffness CD > 50 Mn CIE WHITENESS : 148-152 Cobb Test : 27-33 g/m2 27-33 KEY PERFORMANCE: - No jam in photocopy machine - No double feed - Stay flat after copying - Leave no dust in the copy-machine - Nice appearance-white and clean - Nice touch-smooth and bulky - No see through-print both sides - Been developed for:- Photocopy Machines, Fax High Speed Copying 100ppm, Laser printers, Inkjet printers, Fax Machines. ADVANTAGES OF OUR PAPER QUALITY : - Smooth paper surface makes sharp printing and copying. - Two-sided usage gives the paper sheet high opacity. - Bright Appearance gives high print contrast to the printing. - Sharp cutting edges prolongs performance of copying machine. - Anti-curl quality reduces paper jams in the copier. - Low dust content minimizes copier running cost. - 500 sheets guarantee in Each Pack. PACKING LIST: 5 Reams per box. 500 Sheet per Ream. 7800 Reams (1560 Cartons)-1*20FT Container with pallet . 8000 Reams (1600 Cartons) - 1*20FT Container without pallet. INSPECTION . Quality and Quantity Inspections shall be carried out by SGS at seller's expense; at the port of loading. MINIMUM ORDER: 20 Tons /1*20ft Container (7800/Reams with pallets or 8000 / Reams without pallet).

Essential details Type: Red Copper Wire Application: wire cutting edm Grade: C10100/C10200 Cu (Min): 99% Alloy Or Not: Non-Alloy Ultimate Strength (â?¥ MPa): 900-1080n/mm Place of Origin: AUSTRIA Model Number: customized Processing Service: Bending, Decoiling, Welding, Punching, Cutting Product name: High Purity Copper Wire 99.99% Material: 99.995% Pure Copper Top Quality: Cooper Wire GRADE 99.99% Key word: Copper Wire Scrap 99.99 Purity: 99.95%-99.99%Copper Wire Scrap MOQ: 1ton Surface: Polished DELIVERY TIME: 7-15 Days Thickness: 0.1mm~200mm PRICE TERM: CIF CFR FOB EX-WORK Supply Ability Supply Ability 1000 Ton/Tons per Month Packaging & delivery Packaging Details Standard Sea-worthy Packing Picture Example: package-img Lead time: Quantity(tons) 1 - 1 2 - 7 8 - 15 >15 Lead time (days) 5 10 21 To be negotiated

Essential details Type: Red Copper Wire Application: wire cutting edm Grade: C10100/C10200 Cu (Min): 99% Alloy Or Not: Non-Alloy Ultimate Strength (â?¥ MPa): 900-1080n/mm Place of Origin: AUSTRIA Model Number: customized Processing Service: Bending, Decoiling, Welding, Punching, Cutting Product name: High Purity Copper Wire 99.99% Material: 99.995% Pure Copper Top Quality: Cooper Wire GRADE 99.99% Key word: Copper Wire Scrap 99.99 Purity: 99.95%-99.99%Copper Wire Scrap MOQ: 1ton Surface: Polished DELIVERY TIME: 7-15 Days Thickness: 0.1mm~200mm PRICE TERM: CIF CFR FOB EX-WORK Supply Ability Supply Ability 1000 Ton/Tons per Month Packaging & delivery Packaging Details Standard Sea-worthy Packing Picture Example: package-img Lead time: Quantity(tons) 1 - 1 2 - 7 8 - 15 >15 Lead time (days) 5 10 21 To be negotiated

Our organization holds expertise in offering a superior range of Metal Scraps, known for the quality, resistance to corrosion. Type: Copper Wire Scrap, Millberry Copper Wire Other Specifications 1.specification of copper wire scrap 2.copper scrap milberry 3.milberry wire scrap 4.red copper scrap 5.clean copper scrap specification of copper wire scrap Place of Origin: USA Copper Content: 99.9%,99%,98%,97%,96%,94%,92% Type: Copper Wire Technical Data: Material : quality brass wire Wire diameter: 0.30mm, 0.25mm, 0.20mm Weight/spool: 3 kg, 5 kg, 7 kg, 15 kg, 20kg Tensile strength: 1000 N/mm2, 900 N/mm2, 500 N/mm2, 450 N/mm2, N/mm2 Packing: shrink wrapped+carton+pallet to resist moisture, quake, and corrosion. Application: used on low speed wire cutting machines like Agie-charmilles, Sodick, Mitsubishi and Makino Detail description: 1 Copper Wire No. 1 Copper Wire grade 1: including No nudity , No coating, No alloy of pure Copper Wire, the surface without oxidation, do not contain the hair silk, Copper Wire diameter not less than 1.6 mm. Level 2: including clean, no luster, no coating, wuxi, no alloy of pure copper wire and copper cable, do not contain the wool yarn and burnt fragile copper wire. BarleyBerry No. 2 Copper Wire No. 2 Copper Wire without alloy of Copper scrap line, contain sundries, Copper content is 96% (minimum content 94%). Shall not contain too much lead is changed and tin mineralization of copperwire, welding wire, brass and bronze line, excessive oil, iron and steel scrap and nonmetallic, crisp burnt line, do edge sex copper wire and excessive fine silk. Need appropriate means to remove grime. Birch 1.copper scrap /copper wire for sale 2.wire from copper cables 3.clean,red,99.9% 4.SGS/CIQ/BV.any inspection wire copper scrap

Incoloy 825 is a nickel iron chromium alloy, which is widely used in petroleum, natural gas and chemical processing industries. It has good corrosion resistance and can operate at higher temperatures than most stainless steels. Incoloy 825 is a completely austenitic nickel iron chromium alloy, stabilized by titanium and added with copper and molybdenum. Incoloy 825 is a general engineering alloy, which is resistant to acid and alkali metal corrosion in oxidation and reduction environments. The Incoloy825 has the following functions: Good resistance to stress corrosion cracking. Good resistance to pitting and crevice corrosion Good oxidation resistance and non oxidative thermal acidity. It has good mechanical properties at room temperature and high temperature up to 550 Certification of pressure vessels with manufacturing temperatures up to 450 C Incoloy 825 metallographic structure: Incoloy 825 alloy has a stable face centered cubic structure. Chemical composition and appropriate heat treatment ensure that the corrosion resistance will not be weakened by sensitization. Incoloy825 Corrosion resistance: Incoloy825 is a general engineering alloy, which is resistant to acid and alkali metal corrosion in oxidation and reduction environments. Incoloy825 is widely used in various industrial fields where the working temperature is no more than 550. Typical applications include: Heating pipes, containers, baskets and chains for sulfuric acid pickling plants. Seawater cooling heat exchanger, marine product pipeline system, acid gas environment pipeline. Heat exchanger, evaporator, washing, immersion tube, etc. In phosphoric acid production. Air heat exchanger in petroleum refining Food Engineering chemical process Flame retardant alloy for high-pressure oxygen Product name INCOLOY Alloy 825 Grade INCOLOY Alloy 825 Thickness range 0.3mm-3.0mm, Width range 600mm-1500mm Length 2000mm, 2438mm, 3048mm Size 1000mm*2000mm, 1219mm*2438mm, 1219mm*3048mm, or as required Finish No. 1 , No. 4, hairline , 2b, BA, 8K, embossed, PVD color coated, sand blasted, anti-fingerprint Lead time 7 to 15 working days after the receipt Packing Wooden pallet or according to customer's request Application Interior/exterior/architectural/bathroom decoration, elevator decoration, hotel decoration, kitchen equipment, ceiling, cabinet, kitchen sink, advertising nameplate Grade Cu Ti AI P C Ni Cr Mo INCOLOY Alloy 825 2 0.8 0.1 - 0.02 42 21 3

Latitude 3420 Laptop computer,Up to 11th Gen In-tel Celeron Coreâ?¢ i7 processors offer businesses the performance, manageability, built-in security features and stability of In-tel�® and align to a future-proof roadmap. Download and smoothly run graphic-intensive applications with optional N-VIDIA MX450. Multi-Ports Compatible with more monitors and accessories, with a full range of available ports, including USB 3.2 Gen2x2 Type-Câ?¢ port and legacy ports like HD-MI and RJ45. Model Latitude 3420 Processor In-tel Celeron 6305U, Processor speed Up to 1.80 GHz, 10th Generation In-tel Core i3-1005G1, Processor speed from 2.40 GHz to 3.40 GHz 11th Generation In-tel Core i3-1115G4, Processor speed from 3.0 GHz to 4.10 GHz In-tel Core i5-1135G7, Processor speed from 2.40 GHz to 4.20 GHz In-tel Core i5-1145G7, Processor speed from 2.60 GHz to 4.40 GHz In-tel Core i7-1165G7, Processor speed from 2.80 GHz to 4.70 GHz Memory â?? 4 GB, 1 x 4 GB, DDR4, 3200 MHz â?? 8 GB, 1 x 8 GB, DDR4, 3200 MHz â?? 8 GB, 2 x 4 GB, DDR4, 3200 MHz â?? 16 GB, 1 x 16 GB, DDR4, 3200 MHz â?? 16 GB, 2 x 8 GB, DDR4, 3200 MHz â?? 32 GB, 2 x 16 GB, DDR4, 3200 MHz Storage 1 TB SATA 2.5-in. 5400 rpm, hard drive 500 GB SATA 2.5-in. 7200 rpm, hard drive Up to 512 GB PCIe NVMe Gen3x4 M.2 2230 solid-state drive Up to 1 TB PCIe NVMe Gen3x4 M.2 2280 solid-state drive Number of cameras One External ports Network port/USB ports/Audio port/Video port/Media-card reader/Power adapter port/Security-cable slot/SIM-card slot

Product Specification Power Range : 1.0 HP to 2.0 HP Operating Speed : 0 - 3100 RPM DC Power Range : 900 Wp - 2000 Wp DC Voltage Range : 70 Vmp - 110 Vmp Head Range : 30 Mtr - 90 Mtr Discharge Range : 8000 LPD - 30000 LPD Type of Duty : S1 - Zero Running Cost - Less Maintenance - Eco-Friendly - Simple Installation - Pollution Free Material Of Construction - Motor Part Grade Mechanical Seal : Graphite Ceramic Motor Shaft : Stainless Steel Motor Body Pipe : SS-304 Lower Hosing : Aluminum Diaphragm : High Nitrile butyl rubber Top Cap : Stainless Steel Bottom Plate : Stainless Steel End Cap : Stainless Steel MATERIAL OF CONSTRUCTION SCREW (HELICAL) PUMP Part Grade Outlet : SS-304 Suction : SS-304 Outer Shell : SS-304 Rotor Screw : Stainless Steel Stator : Rubber Coated Alloy MATERIAL OF CONSTRUCTION â?? CENTRIFUGAL PUMP Part Grade Check valve housing : SS-304 Check valve : PC Suction : SS-304 Outer Shell : SS-304 Impeller : POM Bowl : PC Pump Bush : NBR Pump Sleeve : Stainless Steel Pump Shaft : Stainless Steel Coupling / Pump Couple : Stainless Steel

Product Description We produce VRLA/SLA Battery, lead battery, Industrial Battery, 12V/ 6V Battery, Rechargeable Battery, Gel Battery, Deep Cycle Battery, sealed lead acid battery and so on. 12v 7ah backup battery (20hr battery) Valve regulated lead acid series UPS batteries are designed with AGM (Absorbent Glass Mat) technology, high performance plates and electrolyte to gain extra power output for common power backup system applications widely used in the field of UPS, Emergency Lighting System. Battery Structure 1. Container/Cover: Made of UL94HB and LU 94V-0 ABS Plastic 2. Negative Plates: Use the special PbCa alloy grids, optimize the recombination efficiency and less gassing. 3. Separator: Import high quality AGM separator. 4. Postive Plates: PbCa grids minimize corrosion and prolong life. 5. Terminal post: Cooper material with maximum conductivity, enhance the high current rapidly. 6. Vent Valve: Allows the release of excess gas automatically for safety. Power Supply 12V 7ah UPS Backup Battery (20hr battery)