Tool Less LED Road Light,Tool Less LED Highway Light Series L LED Street Light Model ZGSM-LD37LMX Application Street | Road | Highway | Parking lot | Bridge | Path 1. Wide power range: 27W~120W 2. Special circuit design, single LEDs damage won't affect others' normal work 3. Tool-less open for easy installation, replacement and maintenance. 4. Power-off protection makes the power automatically off when fixture is opened 5. Smooth body would greatly diminish dust accumulation and bird droppings heap up. 6. Breather ensures air balance inside and outside of the lamp 7. High Lumen output up to 150lm/w with high quality LED chips 8. Post Top Mounted, Pendant Mounted, Side Entry Mounted, Suspended Mounted for optional. 9. Multiple lighting control options are available, e.g. DALI, 1-10V, photocell 10. Designed to last at least 100,000 hours at L70 11. Multiple lighting distributions are available 12. ENEC/ CB/ CE/ RoHS/ IK08 /IP66 /LM79 13. 7 years limited warranty available. SPECIFICATIONS Specifications Model ZGSM-LD37LMX( X= A,B,C,D) LED Brand LUMILEDS® LUXEON 3030 or 5050 Driver Brand Meanwell HLG series/ Inventronics Norminal Wattage 37W LED Chip Quantity 3030: 96pcs 5050: 48pcs Input Voltage 100-240/277VAC Power Efficiency >90% Power Factor >0.95 Lamp Rated Luminous Efficiency 130-150 lm /w Lamp Rated Lumen output 4810-5550 lm (Lumen tolerance +/- 5%) Color Rendering Index 70(80 optional) Color Temperature 3000K or 4000K or 5000K or 5700K Photometric Type Type I Medium;Type II Medium;Type III Medium; TypeV, Short Optimal Operating Temperature 25 Storage Temperatures -40°C~50°C Working Environment Between-40°C~+50°C, 10%~90%RH Total Harmonic Distortion  100,000 hours -L70, @25 ºC (77 ºF) Wind Index Force 12 Body and Shell Materials Die-cast aluminum; Tempered Glass Pole Fitter Diameter 60mm Rating IP66 IK08 Protection  Class I ( Class II optional) SPD 10KV (20KV optional) Certification CE, ENEC,CB ROHS,LM80,LM79,IP66 IK08,ISTMT