Descriptions: 1、Our switching power supply can provide you with more sufficient power, 2、all products has CE and FCC certification, 3、the factory 100% full load aging test; 4、Input: AC 100-120V 1.3A 50/60Hz;AC200-240V 0.65A 50/60Hz, Output:DC +24V 20A;DC Output Power:500W; 5、Factory direct sale and receive wholesale Specifications:Product Name: LED Switching Power Supply Model: S-500W-24Size: 9.45"x4.53"x2.56" (L*W*H) Shell Material:AluminumColor: SilverNet Weight:3.09lb Shipping Weight：3.30lbConnection:1、AC power input:L-live wire N-null wire & earth wire2、DC power output: -V/COM--Negative electrode +V--Positive electrode3、ADJ: Adjust the output voltage (15%) Package Contents: 1 piece 24V 20A power supplyNote: 1、Input port please follow the line L, N line & E line connection;2、the power matching the input voltage is not need to adjust the gear,;3、In-door use only, does not have waterproof function, please attention to waterproof!