1、ENCODER ADJUSTMENT: Press the knob to move the position for coarse and fine value adjustment, you can preset the voltage and current. 2、LED DISPLAY: Adopting 4 digit red LED digital tube, this DC power supply precisely displays voltage, current, and power value. 3、STABLE OUTPUT: With low voltage fluctuation, low noise, stable output, and low interference, our bench power supply effectively meets your work requirements. 4、FULL LOAD STABILITY: This DC power supply can be used at full load and is stable without burning the machine, providing convenience. 5、AUTO COOLING: Built in cooling fan, which automatically turns on for heat dissipation when the internal temperature of the power supply reaches a certain level. Item Type: DC Power Supply Variable Material: Aluminum Alloy Model: ETP3010A Output Current: 0-10A Output Power: 300W Steady Current State: Current Stability: ≤0.1% ±3mV, Load Stability: ≤0.1% ±3mA Ripple and Noise: VPP ≤1% Display Method: 4 Digit Red LED Digital Tube 0.4 inch Operating Environment: Indoor Use, Altitude: <=2000m, Temperature: 5-40℃, Humidity: 10-85% RH Storage Environment: Temperature: -20~80℃, Humidity: <=80% RH Size: Approx. 190x70x130mm/7.5x2.8x5.1in 1 x DC Power Supply Variable 1 x Plug 1 x Crocodile Clip Cable 1 x Instruction Manual