KELB180 is a precision programmable DC electronic load controlled by a high performance microprocessor. It uses 3.5-inch TFT true color LCD display Offers 4-basic working modes (CC/CV/CR/CW) and 10 functional modes. With comprehensive protection, over-heat protection, over-current protection, over-power protection, over-voltage protection, loop oscillation protection.KELB180 series E-load supports RS232, LAN, USB and analog interfaces to fit your versatile solution and testing needs.