... , OPP, OVP, OTP YSV-20 Series (Constant Voltage Type)Waterproof LED Driver 20W(12/24VDC)Typical Feature1. 3 years warranty2. Low ... can be customized ApplicationSuitable for LED electronic display screen, LED stage lights, LED spot lights, LED bulbs, LED panel lights, LED ceiling lights, LED tubes...etc Parameter CE ... green,low-carbon,erergy-saving,favorable world! 20w constant voltage LED driver 24v