App Description: The Alessa app is designed to work with Alessa Battery SWAP & CHARGING station, which support Cloud function. It allows you to monitor your battery remaining energy, to find the next nearest swap & charging station, do a payment for daily weekly or monthly battery rental, to order varieties of merchandize, you can also view your current location etc. All you need to do is creating an account and adding battery device number into the account, then you can enjoy the Alessa battery rental all the time.