Redefining elegance and power. The latest 2.4GHz digital data transmission virtually eliminates interference and cross-talk, while the large screen will simultaneously display 3 functions!!
The revolutionary patent pending sensor unit combines the speed and cadence sensors into one sleek, reliable piece that easily adjusts to most bikes. 

Functions:

• Current speed, cadence, heart rate.
• Average speed, cadence, heart rate.
• Maximum speed, cadence, heart rate.
• Calorie consumption.
• Countdown distance timer.
• Lap time, distance, average speed.
• Distance, Trip, Odometer, Total time.
• Clock & date. 

Also features:

• Automatic 2nd bike sensor recognition. (will need another sensor!)
• Interference/Cross-talk free 2.4GHz digital wireless technology (ID coded).
• Wireless measurement of speed, cadence and heart rate.
• 4 heart rate zones.
• EL backlight.
• Tool-free integrated cadence/speed sensor.
• Programmable Odometer.
• File data review: 14 files, 99 lap recording.
• Auto or manual start/stop.
• Pace arrow speed & heart rate.
• Fits almost any handlebar or stem: 22-31.8mm.
• Fits almost any fork: 11-55mm.
• Batteries: CR2032 x 2 (1 each for head unit and sensor).