This is the mobile hardware checking application that the customer needs to install to verify all hardware devices on their mobile device before joining the Trade-In campaign in the Shop. The shop staff will inform the customer to install this application and submit the verification result to the shop before creating a sale order. Features of the hardware inspection - Bluetooth - Wifi - GPS - GSM - Front Camera - Back Camera - Screen Rotation - User Authentication - Microphone - Charging Port - Proximity Sensor - Vibration - Speaker - Phone Speaker - Volume Up/Down Button - Touch Screen - Screen Scratch - Body Scratch - Battery Performance - iCloud Lock - Dead Pixel - Apple Pencil (if Capable)