Can the battery be charged on or off the HS2? March 18, 2021 21:37 Updated Yes, the battery packs can be charged on the bike. The batteries can also be removed and charged off-bike. Related articles How do I charge my battery pack? Electric Assist Power System For 52V E-Bikes - Guide - Operation Guide Can I use one battery at a time with my HyperScrambler 2? What are the dimensions of the HyperScrambler 2? Will the 2nd battery of my HS2 come with a 2nd charger? Comments 0 comments Please sign in to leave a comment.