This DC power supply is a single set of output, high precision double display switch dc power supply. The machines have complete operating protection function, with high performance, low ripple, high stability, light weight and small volume etc. Current limiting protection can make KPS power supply and load against accidental damage. KPS series power supply with low temperature control circuit, and the noise of cooling fan is low. Features: Mini but professional switching DC power supply. The DC power supply has complete operating protection function. Highly efficient, low ripple, small volume, light weight. Double LED display of voltage and current, high precision. Voltage stabilization, current limiting, simple operation feature the DC power supply. Dual voltage input and convenient choice. Temperature control fan heat dissipation, low noise. Double potentiometer, more precise adjustment. With replaceable fuse, convenient to change the protective tube. Applied in production line test, electrical maintenance, aging products, battery charging, laboratories scientific research and teaching and all other need DC regulated power supply. Specifications: Input Voltage: 220V,50Hz(EU) Voltage setting switch is at the back. Output Voltage: 0 30V Output Current: 0 10A Plug Type: US Voltage Resolution: 0.1V Current Resolution: 0.01A Ripple Voltage: Vpp1% Power Effect: CV1%+10mV Effect of Load: CV1%+10mV Digital Display: 3 LED Digital Display Ripple Noise: 1 MV Voltage Display Precision: 1% + 1 digits Current Display Precision: 1% + 2 digits Operating Environment: -1045/14113 Rh90% Storage Environment: -2060/-4140 Rh80% Item Size: Approx. 81 * 220 * 165mm Package Size: Approx. 12*20.5*29cm Net weight: 1.45kg Package Weight: Approx. 1700g Package Lists: 1 * DC Power Supply 1 * Power Cord 1 * Instruction Book Note: Please choose the right input voltage on the back of DC power supply. Incorrect choosing input voltage will damage the machine.