BY-3200S Upgraded Version further improves and adds practical functions on the basis of BY-3200S A Type_C interface is added to the input port, And the input port can be directly input by an 87W-140W Type_C charger, and instead of 220V DC power supply (Convenient for maintenance personnel to carry and operate) The LCD ON/OFF switch is used to control the LCD digital tube display and power input (when the switch is pressed once,the digital tube is turned off or on; when the switch is often pressed for 3S-5S, the power input is turned off, and when it is necessary to turn on the power input again, You need to press the switch 3S-5S) MacBook logical board startup power cable DC power input power cable, support 20A current Type_C connect input, Support 87W-140W USBC charger input 1. The power cord input port of BY-3200S is directly plugged into the DC power supply (the setting voltage of the DC power supply is kept between 20V and 21V). 2. When charging the mobile phone or tablet,the output voltage of the DC power supply can also be kept at 20V( BY-3200S will adjust to the corresponding voltage through the CC line inside). 3. The output voltage of the DC power supply is set to 20V-21V,which can be used for 2008-2023 MacBook charging and single-board booting Color: as shown Material: plastic Package Contents: 1 x Boot Cable Tool