... light 15-20W * Input voltage: AC100-240V * Current: 300mA *Build in driver, constant driver, high performance, overload, short ... (LED chip and driver)test, finished product test(voltage, current, lumen flux etc. ). 3. Mass production: All ... 14years no replacementWell heating releasing designLow operating temperatureConstant current circuitNo flicker, Protect your eyesWith Constant power driverAvoid ...