Ordinary four-bit 300W switching DC power supply, LED intuitive display of voltage, current and output power, with 10mV/1mA high-precision resolution; with short-circuit, over-voltage, over-current, reverse polarity protection, high stability and reliability; a key to control the output on/off switch, convenient and safe. Widely used in product aging maintenance, battery charging, experimental testing, production testing, electrolysis plating and other industries.

[Economical DC Power Supply] Resolution:10mV/1mA. High accuracy and high resolution.

[ON/OFF On/Off Switch] You can set the voltage and current without applying the power supply to the load. This design prevents you from damaging your equipment because you forget to disconnect the output. Effectively improve the efficiency of your experiments.

[Wide Application] Suitable for electronic repair, laboratory, DIY tools, etc.