Adjust color temperature LEDShadowless Operating lamp 

BT-LED3+5  

Illuminance:LED3:≥100,000Lux ,LED5:≥140,000Lux
Colour temperature:3500±200K/4000±200K,4500±200K/5000±200K 
Colour reduction index(Ra):96
Total irradiance:LED3:380W/m², LED5:510W/m²
Size of light field:200～350mm
Service life of illuminant:30,000h           

Power supply voltage:AC110-240v,50/60Hz
Lowest height of installation:2900mm