1. Luminance:≥160000Lux
2. Color temperature range:3500～5000K adjustable
3. Spot diameter:150～300mm
4. Illumination depth:≥800mm
5. Light-adjusting mode:Eight grade dimmer system
6. Temperature at surgeon's head:≤1℃
7. Power supply:～220V 50Hz
8. Input power:240VA
9. Bulb of power:3W x 19 x 5
10.Color indication index:≥97%
