Feature: 1. [Encoder Adjustment] Equipped with encoder coarse and fine adjustment knob, press the knob to move the adjustment position, adjust values, and preset voltage and current. 2. [OCP Short Circuit Alarm] When the load device occurs a short circuit, the power supply will stop output and emit beep to prompt. 3. [High Precise Display] This digital DC power supply adopts LED 4 digit display, precisely displaying voltage, current, and power. 4. [Low Ripple and Noise] This variable power supply has low voltage fluctuation, low noise, stable output, low interference, effectively meeting work requirements. 5. [With Fan] When the internal of the power supply reaches a certain temperature, the built in fan will automatically turn on for heat dissipation. Specification: Item Type: DC Power Supply Variable Material: Aluminum Alloy Output Voltage: 0-60V Output Current: 0-5A Output Power: 300W Auxiliary Output: USB and Type C Working Temperature: 0℃ to 40℃, relative humidity: