C80
Which tuning display fits my fatbike? Buying guide per model
Buying guide: which tuning display fits your fatbike? H6C for QMWheel, HC80/M5 for Ouxi, plus the difference between 25 and 45/50 km/h and common mistakes.
Derestricting the QMWheel V20, V20 Pro or S20 to 45 km/h: here's how it works
Derestricting your QMWheel V20, V20 Pro or S20 to 45 km/h? How the H6C display works, which tunable controller to choose and what you need.
Fatbike derestricting: the complete guide (2026)
The complete guide to fatbike derestricting in 2026: display or controller, costs, suitable Ouxi and QMWheel models, installation and the rules.