Included Components: Cadence/Speed Sensor *1 inches Package Weight: 0.04 Kilograms Item Package Dimensions: 4.41 x 3.78 x 0.71 inches Features: RPM Cycling Sensor : Tracking and provide real-time cycling cadence or speed data on your bike computer or smartphone apps with CooSpo bike RPM cycling sensor. Cadence or Speed Sensor : Switch the battery, it will switch between rpm cadence and speed mode. Cadence sensor attaches on crank, blue LED will light up for three seconds on the panel. Speed sensor mounts on the axle with red LED light up for three seconds on panel. Two modes CAN NOT working at the same time. Bluetooth & ANT+ Compatible: Compatible with wireless Bluetooth and ANT+ dual mode technology, it allows you to connect and display data on both smartphones and GPS bike computers in the same time. App Compatible & Battery Life: Work with popular training app including Zwift, Rouvy, RidewithGPS, Peloton, Openrider, TrainerRoad CooSporide, CR2032 battery lasts up to 500 hours.WAHOO APP cant tracking 2 data in the same time even you have 2 sensors. Best Design and Support : Total weight is 9.5g , easy install. It comes with rubber pad and different size O-ring to help you better fix it on bike. Wireless and non-magnetic, IP67 waterproof for rainny riding. CooSpo offer 1 year warranty once the sensor shipped. Note : Please understand that this could not track your speed and cadence simultaneity. If you want to track these two data at the same time, you have to buy two cadences, one for speed mode and one for cadence mode. Cycling Cadence or Speed Tracking Integrated our self-developed patented algorithm, BK467 tracks and captures the accurate real-time cycling cadence or speed data. You can swtich the mode between speed and cadence. Just simply reset the battery, blue light indicates cadence mode and red light inditates speed mode. Bluetooth and ANT+ Connectivity Bluetooth and ANT+ dual band technology allow you to connect and display data on GPS bike computers and also work with most popular cycling Apps including CoospoRide, Zwift, Rouvy, RidewithGPS, Peloton, Openrider, TrainerRoad and so on. Training with CoospoRide APP With CoospoRide app connected, you will get accurate real-time cadence or speed data displaying directly on the phone during your ride. IP67 Waterproof Comes with IP67 rating, it is splashproof and you can ride without fear of rain. 500 Hours Battery Life Using with a replaceable coin cell battery( CR2032), BK467 can last up to 500 hours of ride. Easy to Use Design with only 13.80mm thickness and 7g, non-magnetic, fit with most bikes and frame sizes, you can simply install the BK467 and ride.