... test Application: LED tube, LED bulbs, LED lighting, ceiling Led power lightingDesigned based on UL/CE standardsConstant current driver, Open/short ... -6)*1W, (4-7)*1W, (5-7)*1W, (9-12)*1W, (12-15)*1WPower factor >0.85Constant current accuracy,320mA +/-3%, 600mA ... can be adjusted according to customer's demands 3 LED power supply