Frequency range: 31.5Hz - 8KHz
Measuring range: ï¼?28ï¼?30dB - 130dB
Frequency Weighting: A/C
Microphone: 1/2 inch polarization capacitance microphone
Digital Display: 4digit LCD
Resolution: 0.1 dB
Display Update: 2 times/sec
Time Weighting:
FAST 125ms
SLOW 1 second
Measuring ranges:
Range 1: ï¼?28ï¼?30dB - 70dB
Range 2: 60dB - 100dB
Range 3: 90dB - 130dB
Accuracy: ±1.5dB (reference conditions 94dB@1kHz)
Dynamic range: 40dB
Overflow indicator: OVER will be displayed when over range, display OL when overflow the upper range more than 5dB.
UNDER will be displayed when under range, display LO when under the lower range more than 5dB or under 28dB.
MAX hold: MAX
Data storage: 60000 samples
Interface: USB interface
Power: One 9V battery
Power Life: Approximately 70 hours
Operation Environment: 0 - 40°Cï¼?32 to 104°Fï¼?
10 - 75%RH
Storage Environment: -10 - 50°Cï¼?14 - 122°Fï¼?
10 - 80%RH
Dimensions: 185ï¼?Lï¼?*65ï¼?Wï¼?*35ï¼?Hï¼?mm
Weight: 155g (including battery)
Accessories: 9V battery, instruction manual, USB cable and driver disk
(1)Temperature measurement range:-50;;~70;;,-58¡§H~158¡§H (2)Humidity measuring range:10%RH~99%RH (3)Indoor emperature and humidity display ;;/¡§Htemperature switch display (4)Maximum/minimum temperature and humidity memory function (5)12/24 hour clock (6)The whole point timekeeping function (7)Daily alarm function (8)Calendar display (9)Dimensions:106*98*22mm (10)Battery:1.5V(AAA)*1 (11)Packing:100 sets/box,50sets/carton This indoor digital hygro-thermometer measure temperature and relative humidity. It also has a comfort level Indicator. Measure in Celsius from -50 degree to 70 degree or in Fahrenheit from -58 degree to 158 degree F. Sampling period: 10 seconds. Requires one AAA battery (included). temperature range: -50 degree to 70 degree/-58 degree to 158 degree F - battery: AAA, 1.5V (included). temperature accuracy: +/- 1 degree C (2 degree F) - dimensions: 4.13-Inch H x 3.94-Inch W x 0.91-Inch D. Indoor relative humidity and comfort level Indicator. Clock display with alarm function. (11)Packing:100 sets/box,50sets/carton
Basic functions (1)Indoor temperature and humidity display (2)Maximum/minimum temperature and humidity memory function 12/24 hour clock (3)The whole point timekeeping function daily alarm function (4)Calendar display (5)Temperature measurement range: -50¡æ~+70¡æ(-58¡§H~+158¡§H) (6)Humidity measuring range:10%~99%RH (7)Dimensions:106*98*22mm (8)Battery:1.5V(AAA)*1 (9)Packing:100 sets/box,50 sets/box 100 sets/box,50 sets/box
1)Indoor temperature and humidity display 2Maximum/minimum temperature and humidity memory function 12/24 hour clock 3The whole point timekeeping function daily alarm function 4Calendar display 5Temperature measurement range: -50;-+70; (-58¡§H-158¡§H) 6Humidity measuring range:10%-99%RH 7Dimensions:106*98*22mm 8Battery:1.5V(AAA)*1 This indoor digital hygro-thermometer measure temperature and relative humidity. It also has a comfort level Indicator. Measure in Celsius from -50 degree to 70 degree or in Fahrenheit from -58 degree to 158 degree F. Sampling period: 10 seconds. Requires one AAA battery (included).. Indoor relative humidity and comfort level Indicator. Clock display with alarm function. Packing:100 sets/box,50 sets/carton
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Ld 9101 temperature data logger has internal high-precision sensor for temperature measurements. This device stores maximum 32000 measuring data automatically with selectable sampling intervals from 1s to 24h. It is equipped with intelligent data analysis and management software for data download, graph checking and analysis, ect. It is designed with lcd, led indicators and buttons. Realtime readings and alarm informations can be displayed on lcd. The two leds flash in red, green and yellow colors to indicate the status of working and alarming. It’s easy to operate with the two buttons to browse realtime readings, start/ stop logging and power on/off, etc. Features: 1. Mini size, easy to use 2. Water proof ip65 3. High accuracy 4. Alarm function 5. Including smart software for data analysis 6. Real time monitoring 7. Record 32000 data 8. Lcd display Specifications: Temperature range:-20?~60?(-40?~140?) Accuracy:±0.5? Resolution:0.1? Data port:usb Sampling rate:1s~24hours selectable Power: 3v cr2450 battery Size: 92x35x20mm G.W: 60g Accessories: battery, holder, software cd, manual & giftbox package
Ld 9104 high accuracy temperature & humidity data logger has internal high-precision sensors for temperature and humidity measurements. This device stores maximum 65000 measuring data automatically with selectable sampling intervals from 1s to 24h. It is equipped with intelligent data analysis and management software for data download, graph checking and analysis, ect. It is designed with lcd, led indicators and buttons. Realtime readings and alarm informations can be displayed on lcd. The two leds flash in red, green and yellow colors to indicate the status of working and alarming. It’s easy to operate with the two buttons to browse realtime readings, start/ stop logging and power on/off, etc. Features: 1. Mini size, easy to use 2. Water proof ip65 3. High accuracy 4. Alarm function 5. Including smart software for data analysis 6. Real time monitoring 7. Record 65000 data 8. Lcd display Specifications: Temperature range:-30?~70?(-22?~158?) Accuracy:±0.5? Humidity range: 0-100%rh Accuracy:±2.0%rh Temperature resolution: 0.1? Humidity resolution: 0.1%rh Data port:usb Sampling rate: 1s~24hours selectable Power: 3v cr2450 battery Size: 92x35x20mm G.W: 60g Accessories: battery, holder, software cd, manual & giftbox package
features: 1. Modern Design 2. High Accuracy ¡À2mm 3. LCD with Backlight 4. Battery Indicator 5. Water proof IP54 6. Auto Power Off Sepcifications: Measuring Range£º0.05m~40m Accuracy£º¡À2mm Laser Type£º620nm~690nm/
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