Speed & Cadence Dual Sensor BLE 4.0/ANT+/Speed/Cadence/Waterproof IP67 The latest design C5 DUAL PROTOCAL SENSOR Speed modeCadence mode Matters need attention 1. First use requires the removal of insulation in the battery compartment 2. You need to take the battery out to switch the cadence/speed mode. 3. In speed mode, you need to set the wheel diameter in the cycling computer or apps,so that the speed data is accurate. Powerful Compatibility ... And more cycling software ComputerPhoneComputerBike trainerSports watch POWERFUN APP POWERFUN APP brings together thousands of classic bike routes around the world. Install Speed Sensor and you can connect to the APP to ride. The App Store Search for download Powerfun IP67 Waterproof Effective waterproofFear wind and rain Dual Protocal sensor Speed Sensor ModeReinstall the battery until the Red light flashes to indicate the speed mode.Spin the wheel and search for the sensor using ANT+ or Bluetooth device. Cadence Sensor ModeReinstall the battery until the blue light flashes to indicate the cadence mode.Rotate the crank and search for the sensor using ANT+ or Bluetooth device Low power consumption 300 hours extra long endurance * Built-in CR2032 battery Riding one hour a day, it lasts about 300 days Product information BrandThinkRider ModelSpeed & Cadence Dual sensor Size33*29.7*9.2mm Weight8.1g BatteryCR2032 220mAh Battery life300h for speed mode300h for cadence mode WaterproofIP67 Working temperature-10~50 CommunicationANT+ & BLE Measurement extremum120km/h for speed;300rpm for cadence Outer caseABS ColorBlack Speed/Cadence mode Installation lnstallation for speed mode Buckle the curved rubber mat onto the back of the sensor, then bind thesensor with the large rubber band onto the wheel axle. lnstallation for cadence mode Buckle the flat rubber mat onto the back of the sensor, then bind thesensor with the small rubber band onto the pedal crank. Product Accessories Speed cadence sensor *1 CR2032 attery *1 Rubber mat *2flat, curved Small rubber elastic ring *6 User manual *1 Product show