【MAKING YOUR BIKES SMART】With Bluetooth connectivity, the Sunny Bike Cadence CB110 allows you to connect your bike to the Free SunnyFit App to track real-time workout metrics such as time, RPM, speed, and calories. 【SUNNY CONNECTED FITNESS】The FREE SunnyFit App takes your workouts to the next level! Find 1000+ workout videos from world-class certified trainers, explore the world with 10000+ tour videos, and access exclusive communities and leaderboards. 【MAGNET-LESS DESIGN】Using a modern approach, our sensors are designed without any magnets leading to a lighter, more compact design with extended battery life. No fiddling with magnet positioning, just attach to your bike and ride. 【EASY INSTALLATION】Simply place the sensor onto the protective, rubber mat, then wrap and secure it around the bike's crank with the taut elastic bands or cable ties provided for a snug attachment. Then connect to our SunnyFit App and begin cycling. 【2-IN-1 CADENCE SENSOR】The Sunny bike cadence sensor works with both indoor machines and outdoor bikes. Swap to Speed for indoor or Cadence for outdoor at the touch of a button and receive accurate data no matter how you ride. 【REAL-TIME METRICS】Track and view your workout stats such as time, speed, RPM, distance, and more in real-time by connecting to our SunnyFit App. View metrics overtime and with accurate, useful data track your fitness journey. 【SIMPLE TO USE】With just a tap on the SunnyFit App, seamlessly swap between Cadence and Speed, no hassling with the device at all. Two LED lights indicate the sensor’s connection and mode, with the blue light for Cadence and red light for Speed. 【LONG LASTING ACCURATE SENSOR】With up to 500 hours of battery, never worry about performance with our stationary bike speed and cadence sensor. Combine it with the SunnyFit App for even more accurate metrics you can view over time. 【DURABLE QUALITY】Our sensor comes in a sleek, water-resistant frame built to last. With flexible, taut elastic bands, made from premium material to resist snapping, you’ll have no issues over the years even swapping between bikes. 【PREMIER U.S.-BASED BRAND】With 20+ years of excellence, Sunny Health & Fitness delivers top-notch equipment dedicated to excellence. With our devoted support team and certified trainers enjoy an unmatched FIT FOR EVERYONE experience.