Описание:Mini portable design: as small as a coin; You can attach it to your cellphone for keychain with the extra strap included. Sync data and files on PC and cellphone: connect the Wi-Fi access point adapter to PC you will find a "Xiaomi WiFi share drive" and if you put the files that you want to share in the drive all the cellphones connected with the Wi-Fi access point adapter can have access to the data.