... 12V 24V 250W Rainproof LED Power Supply LED driver 5V 12V 24V 250W Rainproof LED Power Supply LED ... driver Engineering box design, rainproof, rustproof, dustproof, safe, convenient ... decreaseWeight1.2KG/PCSProduct Type TableProduct modeloutput specificationripple, noiseefficiencyFY-250-55V40A50mV76%FY-250-1212V20A100mV80%FY-250-2424V10A100mV80%