This product can trigger the voltage of different gears in the PD charging head to supply power to external devices, such as routers, optical modems, set-top boxes or laptops (the adapter should be replaced when the power of the PD charging head is satisfied)It can be used for batch testing and aging of PD charging head manufacturers.How to adjust the voltage in PPS stepping voltage regulation mode:First make sure that the PPS stepping gear indicator (20mv 100mv 1v) is all on/on one of them;Long press the K2 button to enter the PPS voltage regulation, the digital tube voltage value flashes, first activate the 1V stepping gear regulation;Long press K2 again to switch the stepping gear;After selecting the corresponding stepping gear, short press the K1/K2 button to modify the voltage; when the stepping gear indicator is all on, short press the K1/K2 button to exit the PPS voltage regulation mode and select other voltage gears Bit5s without any key operation or long press K1 button for 2s, it will automatically return to the running interface;This product has a power-off memory function, the next time the power is turned on, it will remember the voltage range and PD mode before the power-off.Colour: blackMaterial: plasticSize: 61x25x13mmPackage Contents:1 * USB Charging TriggerOnly the above package content, other products are not included.Note: Light 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.