This is to fit our removable battery balance bikes. This size is fitted to our 12" model. It can be changed in around 20 seconds. Charging port built into the battery. Buy extra batteries to ride for longer! This size battery will fit and work in 12", 16" and 16" Plus balance bikes. If you fit this size battery to your 16" bike it will work, but will run for half the amount of time as a 5.2ah battery! As standard we fit the following battery to each model:

• 12" - 24V 2.6ah
• 16" - 24V 5.2ah
• 16" PLus - 24V 5.2ah