Sphero RVR+ Spare Battery (RVR compatible)

New-and-improved rechargeable and swappable battery to keep RVR and RVR+ programs, inventions, and classroom projects running without any downtime.

Replace your battery or power up your RVR+ while your other battery charges. Pick up an additional battery so that driving, coding, and hacking never stop.

• Fun never ends - charge one battery while the other is working
• High capacity - delivers enough juice to power RVR+ and anything you add to it

Compatible with RVR+ and RVR.