Model SX460 Quantity 1 Color Black Material Plastic Features Great for DIY project. Specification Voltage establish: Automatically build pressure when remanence greater than 4V / 25Hz; Input power: AC 95~132V / AC 190~2645V 50/60Hz; Output voltage: DC 90V (When input AC 207V); Current: 4A (continuous) 6A 10s (instantaneous); Frequency compensation: Built-in engine when its speed drops decreases the frequency of the output voltage to protect circuit; Regulation: Better than 1% Application Pressure regulating English Manual/Spec Yes Packing List 1 x Board 1 x English user manual