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image courtesy of bricker
image courtesy of lego.com
set number: 9798set name: rechargeable battery
theme: technic, mindstorms
year: 2006
piece: 1
price: us$50
minifig: none
come with a rechargeable battery box.
designed for use with 9841 NXT intelligent brick.
designed for use with 9841 NXT intelligent brick.
inside has a built-in lithium batteries.
it has capacity of 1400 mAh.
it has capacity of 1400 mAh.
rechargeabled with 9833 transformer 9V.
overall design is good.