LEGO Mindstorms EV3 Rechargeable DC Battery (45501)
Brand: LEGO
Designed for use with the LEGO EV3 Intelligent Brick, this Lithium Ion rechargeable DC battery gives you an alternative to normal AA batteries. Capacity: 2050 mAH. Estimated recharge time 3 - 4 hours. Requires the (45517) LEGO Transformer 10V DC charger which is sold separately.
Capacity: 2050 mAH. Estimated recharge time 3 - 4 hours.