Hot selling Gemini 210 S3+ Speed Sensor cadence ant+ Bluetooth for Strava garmin bryton bike bicycle computer

Description

The wireless sensor connection is fast, accurate and stable, you can use it wherever you were.
With the low energy technology, the speed sensor's work time is about 400 hours.
Excellent waterproof performance, you can enjoy your cycling fully and don't worry about cycling sensors getting wet.
With the interface of the bluetooth, the speed sensor is easy for you to connect and use.
The sensor is easy to install, maintain and move between the bikes, you can use it at ease.

Specification:
Mode: Gemini210.
Size: 8.85×29.8×38.3mm.
Waterproof: ip54.
sensor:Geomagnetic Sensor
Battery: 2032 Button Battery.
Wireless Interface: Bluetooth / ant+.
Battery lift:400 hour.
Material: Show as picture.

Package included:
1* Speed Sensor.

​how to use

3.first use the equipment,need remove the Insulating paper

make sure the battery + up

4.reinstall battery can Switching Mode speed model to cadence model

or cadence model to speed model