Replacing the Horizon battery is not an easy task. it will take you 1-2 hours.
You will need:
- 2.5mm and 5mm allen Keys (long 5mm bits or a long driver)
- a little hook
- blue thread locker / loctite
- patience and mechanical skills
CAUTION: Please review the video and ensure you are skilled and confident that you can do this yourself. If you are unsure, we can conduct the replacement at our service center.