Specification: Product name: DC buck-boost power supply Model:XY3606B Input voltage: 6-36.00V Output voltage:0.0-36.00V Accuracy of voltage:+0.5%+1 word Output current: 0-6.000A Accuracy of current:0.5%+3 word Power output: 216W Resolution of current:0.001A Resolution of voltage: 0.01V Storage data group: 10 groups Number of buttons:5 Screen size: Over 1.8-inch LCD with a viewable area of 38 x 29mm Buzzer:YES Output ripple typical value:vpp-150mv Efficiency of conversion: About 88% MPPT function: Support MPPT solar charging Protection mechanism: Anti-backflow: YES under-voltage (LUP): (Adjustable 5.5-36V, default 5.5V) over-voltage (OUP): (Adjustable from 0 to 38V, default is 38V) over-current (OCP): (Adjustable from 0 to 6.2A, default 6.2A) over-power (OPP): (Adjustable from 0 to 250W, default is 230W) over-temp (OTP): Adjustable from 0 to 110, default is 95 over- (OHP): 1 minute-99 hours 59 minutes, off by default over-capacity (): 0-9999Ah, off by default over-energy (OPH): 0-9999KWh, off by default Colour: Black Material: plastic Package Contents: 1 x CNC power machine 1 x WiFi communication module 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.