... 500mA constant current driver, 2.with PFC function, CE 3. suitable for LED street light, downlight; 4. 2 years of warranty 500mA Constant Current Led Driver ... Features:1. Hi-eff with hi-pfc function, can work normally at 40°C below zero;2. Output constant current ... with multi-channels, or output constant voltage;3. Built-in OCP, ...