The Triplett Model PS30 Single Output, Low Power 30V Switching DC Power Supply has a 0 to 30V/1A output and can be used for testing and repair of circuit boards, vocational school/technical school/college level electronics classroom education, field service repair, and hobbyists. Readings are displayed on dual 3-Digit LCD displays with ± (0.5% + 2 digits) output accuracy. It features low ripple and noise and current overload protection. Includes AC power cord and (2) fuses. 1 year warranty.