Happyrun

Welcome to the Happyrun Ebike Forum. This is a place where Happyrun ebike owners can get together and talk about their ebikes. Discuss known issues with Happyrun Bikes and troubleshoot common problems and error codes. Find out how long they last, how fast they go, their range and where to get cheap replacement batteries & parts. Learn how to modify your Happyrun ebike to remove the speed limiter & how to program your controller. See photos & videos of Happyrun ebikes from other group members in the Happyrun Forum.
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