Hellos Guys, show me how to modify mi controller of xbox series x to use internal battery. Materials needed: TP4056 18650 module charger LINK is.gd/b5dV3K Diode N14001 Rectifier LINK is.gd/tmbyCQ It is used to reduce the voltage that goes to the positive terminal of the batteries to 3.7v good soldering iron LINK https://s.click.aliexpress.com/e/_AEhoql Battery LINK https://s.click.aliexpress.com/e/_A6AF9X removed usb-c port to save space Measuring battery size remember to use a good soldering iron and flux to make this modification and good soldering skills. Update