5PCS CYCPLUS Wireless Bluetooth Bike Cycling Bicycle Computer Speed Cadence Sensor Black

Specification: Brand CYCPLUS Model S1 Bla Size 15*28*38mm Weight 8g Waterproof X7 Battery CR2032 Rated Voltage 3.0V Using time 300 hours Standby Time 450 Days Connection Mode Bluetooth4.0, ANT+ Object Cycling A,Bike Trainer, Stopwatch, Sport Watch, etc. Measuring Range 0-70km/h &sp;
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