Standard Size in 1.97 x 1.0 x 0.425 inches Nickel-Coated Copper with Non-conductive Base, Six-side Shielded Operating Temperature: -25~70 degrees Package: Module, Screw Terminal 2:1 & 4:1 Wide Input Range Regulated Output Low Ripple and Noise Remote ON/OFF Control (Optional) Screw Terminal For Optional Safety approval by CE and UL