Product Description The Wahoo BLUE SC speed and cadence sensor turns your smartphone into a powerful bike computer. Using Bluetooth® 4.0 and ANT+ technology, speed, cadence and distance data can all be accurately recorded. Synchronisation with your favourite bike app, such as Cyclemeter or Strava, is also possible. The waterproof and slim housing with reduced drag profile comes with a rubber band and zip ties. Information regarding the return of batteries and electrical equipment:Information on the return and disposal of used batteries and electrical equipment can be found here. Technical Information:Dimensions (LxWxH):8.89 x 2.54 x 7.62 cmSignal Strength (Wireless):up to 3 mWater Permeability:IPX7 (waterproof up to 1.52 m)Battery:CR2032Compatibility:iPhone 4S and neweriPad 3rd Generation and neweriPod Touch 5th Generation and newerAndroid 4.3 smartphones and newer w/ Bluetooth® 4.0Android 4.3 tablets and newer w/ Bluetooth® 4.0 iOS and iPhone are trademarks of Apple Inc., registered in the U.S. and other countries. Features:dual-band technology (Bluetooth® 4.0 and ANT+)wireless connectivityspeed measurementcadence measurementbike mount optionsvisible connection (LED lights)universal fitwaterproofreplaceable batteryManufacturer Number:WFBTSC02 Contents:1 x Wahoo BLUE SC sensor for speed and cadence1 x Wahoo straps1 x Wahoo rubber mount1 x Wahoo crank arm magnet1 x Wahoo spoke magnet1 x CR2032 batteriesincl. cable ties Weight: black-white-blue: 36 g Manufacturer: Wahoo Fitness 90 W Wieuca Rd NE Suite 110 Atlanta GA 30342 USA support@wahoofitness.com Distributor: bc GmbH Carlo-Schmid-Straße 12 52146 Würselen Germany info@bike-components.de