... when power on, long lifespan, no noise, no UV, no strobe light, no pollution;Lightguide material:Al-alloy shell, High thermal ... Input Voltage:AC100V~240V availableColor temperature: 5500K-7000K( Optional, according to your requirement )Ambient temperature: -20°C~40°CLifetime: ≥100 ... box/out box.NOTE :1,When installation LED panel light, try to avoid the minefields, strong magnetic field and high- ...