1. Use high-quality materials with guaranteed quality 2. screen display, clear status, simple operation and smooth experience 3. Integrated frosted panel, high-quality aluminum alloy knob cap 4. Intelligent temperature control fan, automatic start and stop; Thickened radiator, two-way ventilation 5. Delicate appearance and convenient use Product name:CNC DC step-down power supply Product model:XY5008E Input voltage:6.0-55V Output voltage:0.0-50V Output current:0.000-8.100A Voltage accuracy:+0.4%+1 word Output power:0-400W Current accuracy:+0.5%+3 words Voltage resolution:0.01V Current resolution:0.001A Conversion efficiency:about 95% Soft start:Yes On the protection mechanism: Input anti-reverse connection:Yes Output short circuit protection:yes Input undervoltage protection:(4.8-30V adjustable, default 4.8V) Output overvoltage protection:(0-52V adjustable, default 52V) Output overcurrent protection:(0-8.2A, 8.2A by default) Output over-power protection:(0-410W, default 410W) Over-temperature protection:yes, default 100C Timeout protection:(0-100H adjustable, closed by default) Overcapacity protection:(0-9999AH adjustable, closed by default) Over-energy protection:(0-9999WH adjustable, closed by default) Colour:As Shown Material:Plastic Package Contents: 1 * Adjustable regulated power supply Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.