Product Introduction Uniform,homogeneous lighting in surface and deep cavity procedures thanks to AC-OL052´s innovative shadow control. Our ergonomic, sterile operating concept allows for the simple and flexible control of all functions by the surgical team. Almost unlimited LED life expectancy delivers tremendous product reliability and investment protection. Environmentally proactive: low power consumptionn and durable LEDs minimize the impact on our precious resources. Technical Data  Illuminance:LED3:≥120,000Lux LED5:≥160,000Lux Colour temperature:4500±200K Colour reduction index(Ra):96 Illuminance depth:1020mm/1150mm Rated power of bulb:3.2V/1W Total irradiance:LED3:380W/m² LED5:510W/m² Size of light field:200～350mm Service life of illuminant:50,000h Power supply voltage:AC110-240v,50/60Hz Lowest height of installation:2900mm Total power consumption: 140W Total LED bulb quantity： 294 pcs The packing info 1 piece in a carton: 113*109*45（cm） GW:28kg NW:20kg 1 piece in a carton: 104*97*44（cm） GW:36kg NW:27kg 1 piece in a wooden case: 122*42*85（cm） GW:81kg NW:70kg