BSIDE 40V 20A DC Power Supply Variable, Programmable with Encoder Knob, Adjustable Switching Regulated Bench Power Supply, 4-Digits LED Display with Memory Storage, 5V/2A USB Ports and Output Button

[Programmable DC
Power Supply]: The variable power supply comes with a software and USB interface communication cable. With the software, you could customize the output voltage and current through your computer, you could also export the tested data for analysis.;
[Memory Storage]: The lab power supply can storage 3 sets of data, for example your commonly used voltage and current, you can active the commonly used data by pressing the button (button 1, 2 or 3) once.;
[Encoder Adjustment Knob]: BSIDE I84020 DC power supply equipped with a high precision encoder knob. Pressing the knob to switch the number of digits, rotating the knob to customize each digit from 0 to 9.
MAX output power: 300W.; [Auto C. V. and C. C.
Mode]: The bike battery power supply can be used as a constant-voltage(C. V. ) power supply and constant-current (C. C. ) power supply. It switches automatically between CV mode and CC mode according to the changes in the load.;
[OVP/OCP/OLP/OTP Protection]: The adjustable power supply has function of over voltage protection, over current protection, overload protection and over temperature protection, which provides you with full-around security.;
[Notice]: The maximum output power for this portable dc power supply is 300W.