... luminous efficiency, lux, cct ,Voltage, Current, Power, Power Factor and Annual power consumption of lighting products. All those are CE approved ... wattage: 300W.4,Testing parameters: Voltage, Current , Power, Power factor, Annual power consumption.(Calculated based on 10 hours/day).5,It ... . It could test any bulbs or electrical products with power plug, and no need to connect the wire in additional ...