There are several telegram chats with battery mods. I’m running with a mod that allow to travel with 2 battery at the same time and hot-swap between then without powering down the bike. I can reach +80km distance (6ah+12ah) https://3dparts459136784.wordpress.com/ Actualización (17/08/19): Xiaomi Qicycle Custom Mods https://t.me/Qicycleteros
