Hi Charge provides one-stop self-service mobile power rental service and completely solves the problem of mobile phone power shortage when traveling. Users only need to scan the QR code on the device, register and pay for it, then they can borrow the mobile power supply, which is convenient and fast. 1. GPS positioning needs to be used continuously after the application is opened, which may accelerate the power consumption of mobile phone batteries. It is recommended that you exit this application completely when you are not using it. 2. You need to turn on the camera permission to scan QR code to rent mobile power.