This rechargeable battery box has built-in Lithium polymer batteries for low weight and maximum power. Use it in your LEGO® Power Functions models and never have to use disposable batteries again! Motor speed can be controlled via the battery box speed control dial! Output voltage is 7.4 V! Charge up your LEGO® Power Functions!

Comprehensive information about LEGO 8878 Rechargeable Battery Box, a Power Functions set released in 2009.

ItemName: LEGO Power Functions Rechargeable Battery Box, ItemType: Set, ItemNo: 8878-1, Buy and sell LEGO parts, Minifigures and sets, both new or used from the world's largest online LEGO marketplace.

LEGO Set 8878-1 Rechargeable Battery Box - building instructions and parts inventory.

82 Piece LEGO TECHNIC Supplemental Parts Pack: genuine LEGO beams, liftarms, and pins. Mindstorms, EV3, NXT

The 8878 Rechargeable Battery Box is one of the LEGO Power Functions sets, released in 2009. It has 1 pieces, and it would take approximately 0 minutes to build.

8878 Power Functions Rechargeable Battery Box is a TECHNIC set released in 2009. It needs 8887 Transformer 10VDC (purchased separately) to charge it. The battery box measures 8 studs long, 4 studs wide and 4 bricks high, exactly the same as 88000 AAA Battery Box.

This rechargeable battery box has build-in Li polymer batteries to ensure low weight and powerful action. Use this in your LEGO Power Functions models and end your need for disposable batteries! To be able to understand why LEGO has been successful for so long, just look to …