image courtesy of electronic-shop.lu
set number: 9670set name: LEGO® e-motor
theme: technic, mindstorms
year: 2010
piece: 1
price: us$17
minifig: none
come with an e-motor.
the motor is a 9V type with internal gearbox.
the gearing ratio is 9.5:1.
it has maximum torque of 4.5 Ncm and 800 rotations per minute.
overall design is good.
must have for technic fans.
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