... 21w 300ma 350ma 500ma 650ma 700ma t8 led driver for led tube lights YSC-16 Series (Economical Constant Current ... output can be customizedApplicationSuitable for LED electronic display screen, LED stage lights, LED spot lights, LED bulbs, LED panel lights, LED ceiling lights, LED tubes...etc.Parameter CE, ... Do not overload.• Avoid free of load while a power supply is powered on, keep proper loading• ...