... driver, with heat protection system, can work under unstable voltage.9. No RF interference, no flickering,good heat sinking design.10 ... present,Sunland products include T5,T8&T10 LED Tube,LED Flood light,LED Downlight, LED Bulb, LED Spotlight, LED Panel Light, LED Flexible Strip,LED Ceiling light,LED Wall washer ,LED underwater,LED Underground light,etc