Overview This AC/DC power adaptor normally used with security/spy camera receiver & some that require DC 5V/2A power source.. INPUT: 100 240V ~ 50/60 Hz OUTPUT: 5V ~ 2ACONNECTOR: OD :5.5 mm Inner Diameter: 2.5mm Specification Weight Approx:150g Size Approx:7 x 6 x 2.5 cm