... integrated device design, low temperature rise, low calorific value. 2. High stability, drive stable work, output current constant, no drift. 3. ... normal life in 60,000 hours. 6. Through the corresponding temperature testing, aging test, efficacy test and short circuit testing.7 ... . ApplicationLED bulb light / LED spotlight E27/GU10 Specification 500mA constant current LED driver for LED light bulb