15Ah Kingbull External Battery Pack (Voyager2.0 Models Only)

Description:

This external battery pack works with the built-in battery pack to provide power, allowing you to use an external battery pack to extend your riding distance. Our batteries are made from high quality cells to ensure a long service life.The battery of the Kingbull e-bike is also set up with a key to keeping your battery safe.

Features： 

• Lithium-Ion cells
• The battery weighs  7 lbs.
  

* Backup battery installation guide