authentic / clock / EL backlight / average speed / wireless sensor / riding time / 1*2032

1*LR44

1*CR2032

w/tire RPM sensor

w/wireless tire RPM sensor

powered by 1*AG13(included)

1*CR2032

1*CR2032

black / 1*CR2032

1.3'' LCD / 1*LR1130 / water resistant

1*LR1130 / water resistant

1*AG13 / 1.3" LCD

authentic / 7" LCD / 30*functions / 1/2*CR2032 / glow-in-the-dark / water resistant

authentic / 1.4" LCD display / auto on/off

authentic / 1.4" LCD / backlight / time / temperature display / stopwatch function / low battery indicator / water resistant / 1*2032

authentic / 1*CR2032 / wired noctilucent w/ cadence stopwatch

authentic / 1.4" LCD / backlight / time / temperature display / stopwatch function / low battery indicator / water resistant / 1*CR2032

authentic / 1.4" LCD / green backlight / maintenance/low-speed/over-speed alert/ water resistant