Holder Bicycle Speedometer Speed/Cadence Sensor With Magene HRM

GIYO M40 Computer Wireless Bluetooth4.0 Bicycle Computer Mount Holder Bicycle Speedmeter Speed/Cadence Sensor Waterproof Cycling

Information:
Brand:GIYO
Model:M40
HRM:Magene
Screen: 2.5inch HD
Compatible With: Speed/Candence Sensor, Heart rate monitor(not included)
Rechargeable: 800mAh battery
Mount: 2 Ways/ handlebar & stem
Name: Wireless bicycle computer
Backlight: 3 modes for day & night
Support: Wireless bluetooth 4.0

Features:
* IML strong Screen, easy to read
*IPX5 waterproof level
* Multi data supported, like temperature, calories…
* Last about 120 hours without the backlight
* Available for any wheel size
* With Instructions in Chinese, English, German, Spanish, Korean, Japanese, Russian
*Weight:about 310g