image courtesy of electronic-shop.lu
image courtesy of brickset
set number: 9668set name: LEGO® energy display
theme: technic, mindstorms
year: 2010
piece: 1
price: us$52
minifig: none
come with an energy display.
the display can show energy storage level in joules and input output in volts, watts and amps.
overall design is great.
must have for technic fans.
