... ,or appliances from AC 100 to 277V within 300W.2. Testing parameters: Color temperature (CCT), Lumen, Luminous, efficiency. Voltage ... With precise test data and competitive price.6. Maximum testing wattage:300W7. Wooden package,good protection.8. Different ... Positionvertical, horizontal.Structural FeaturesMulti interface on the sphere, testing of photometer and colorimeter at the same time.Interior ...