I was using it with Wi-Fi. I mainly used it for smartphone app games. I haven't used it outside. It's SIM-free. Other accessories include: Cooling fan grip controller Cordless cooling fan Cooling smartphone controller Rechargeable smartphone controller Genuine cover Cooling cover I will not sell items separately. The cooling smartphone controller is used while powered by the included USB cable. Supports Android phones/Android tablets (standard HID mode + mapping mode) Compatible with iOS (standard MFI mode), and the game itself needs to support gamepad control. PC compatible *Switch game console compatible Works on iOS 13.4 or later, and Android 10.0 or later. Compatible with iPhone and most Android smartphones. The rechargeable smartphone controller supports: ①Switch/Lite/OLED (wired/wireless) ②iPhone/iPad (iOS13 or later, Xinput/Dinput wireless, "iPhone 15/USB-C iPad can support Dinput wired") ③Android (9 or later, Xinput wired/wireless, Dinput wired/wireless, ShootingplusV3 mode "Android only, simulates smartphone screen touch") ④PC (Win8 or later, Xinput/Dinput wired/wireless, Switch wireless) ⑤PS3/4/5 (PS4 games only supported) (wired/wireless) ①Switch/Lite/OLED (wired/wireless) ②iPhone/iPad (iOS13 or later, Xinput wireless mode, "iPhone 15/USB-C iPad can support wired") ③Android (9 or later, Xinput wired/wireless mode, ShootingplusV3 mode "Android only, simulates smartphone screen touch") ④PC (Windows 8 or later, Xinput wired/wireless mode, Switch wireless mode) The box for the cooling grip controller is slightly damaged, but the others have boxes. The POCO box also has some scratches. Purchased carrier: SIM-free Included items: Charging cable, AC adapter, instruction manual, box Maximum battery capacity: 100% Functional defects: None