Speedometer Bluetooth 4.0 ANT+ Speed And Cadence Ip66 Dual Speed Sensor For GARMIN iGPSPORT Bryton EtcWireless Speed Sensor or cadance 2 in 1 Model : Gemini 210 Size: 8. 85x29. 8x38. 3mm Waterproof: ip54 Sensor: Geomagnetic Sensor Battery: 2032 Button Battery Wireless Interface: Bluetooth ant+ Weight: 9g Battery life : 300 400 hours estimate only. Maybe lesser Dcbikes Instructions : 1. If the speed and Cadence use together,need buy two units 2. In speed model,use the app need set the wheelset size Then can Exact display speed 3. First use the

Shimano XT M771 10 Speed MTB Cassette

Prolongs component life

Deore series crank

Weatherproof

DRIVE TRAIN SPEED 11

Compatible with all 1 X 10 speed Shimano/Sram etc set up with emdium or long cage

Weight: 260 grams

Height: 29 ± 1mm

3' MTB 700c Road Folding Bike Stand

Easy connect

Continental

Weight: 260g