Boxed VDO A8 Wireless Cordless Bike Cycle Computer complete with fitting kit and instructions.

Main Functions:
Current speed
Trip counter
Total odometer
Clock
Average speed
Maximum speed
Riding timer
Comparison of current and average speed
Wireless transmission (analogue)
Water resistant
5 year warranty

Features:
Wireless transmission (analogue)
1 wheel size, settable from 100 mm to 3999 mm or 3,93 to 157,44 inch
Auto sleep-mode (display-deactivation)
Auto start/stop
LCD-size 27 x 25 mm
Twist-click-mount, selectable for handlebar or stem mounting
Analogue wireless transmission for speed
Transmitting range 85 cm (33 inch)
Speed display in 0,1 kmh/mph-steps