SpeedBox 3.0 Ebike Tuning kit for Bosch 2014 - 2023 Motor (Not Smart S – Two Wheels Empire
Amazon.com: SPEEDBOX 3.0 for Giant Ebike. Tuning kit Suitable for All 2017-2023 Giants - Giant Syncdrive Sport/Pro/Life/Core eBikes. Reliable Tuning chip of The Third Generation : Sports & Outdoors