All N.E.R.D. computers are wireless and coded to prevent interference and crosstalk Animated rolling display with touch screen funtionality Silicon toolless attachment for transmitter and main unit Main unit head will attach to handlebar or stem with reorientation of N.E.R.D. unit 100 waterproof Displays in either metric or english units Transmitter uses one LR44 1.5V battery, head uses one CR2032 battery Transmitter weighs 39 grams, N.E.R.D. head weighs 45 grams l
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