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.