Feature: 1. Automatically Burn Fuse: Excessive current in the current will automatically burn the fuse and protect the circuit 2. Front and Rear Vents: Front and rear vents can effectively prevent the temperature from being too high, and the electric board heating to burn out the host 3. Accurate to 0.01V/0.001A: Accurate four digit digital display accurate to 0.01V/0.001A, maintenance is more convenient and simple 4. Scratch Resistant ABS Material: ABS material, possess impact, scratch, heat, and low temperature resistance, environmental protection 5. Corrosion Resistance: Stainless steel material have corrosion resistance, good comprehensive mechanical properties, high strength, and beautiful surface Specification: Item Type: DC Power Supply Product Material: ABS + stainless steel Product Model: 305D Power: 150W Output Current: 0-5A Output Voltage: 0-30V Voltage Resolution: 0.01V Current Resolution: 0.001A Load Stability: ≤0.01±10% Recovery Time: ≤100μS Ripple Noise: ≤1mVRms. Package List: 1 x DC Power Supply1 x Charging Cable1 x Power Output Cable1 x User Manual Note: 1. Please select the appropriate input voltage on the back of the DC power supply.2. Improper selection of input voltage will damage the machine.