Fangrui Product Details [material And Size]: This Fitness Equipment Display Instrument Is Made Of Durable Plastic Material, With A Product Size Of 22x15cm, Making It Compact And Easy To Install On Various Fitness Equipment. [lcd Display]: It Features A Large Lcd Display Screen Of Size 57.5x130mm, Providing Clear Visibility Of Your Workout Data Even During Strong Exercise. [advanced Hardware]: The Device Comprises A Control Board, Signal Processing (amplification, Filtering), And A Module For Seamless Connectivity And Accurate Tracking. [multifunctional Use]: It Monitors Your Exercise Data And Displays Relevant Data Including Time, Distance, Calories Burned, Watts, Speed, Pace The Lcd Screen. [application]speedometer Odometer Can Be Used On Various Fitness Equipment Such As Stationary Bikes, Treadmills, Bikes And Fan Bikes. Colour:black Material:plastic Specification:without Heart Rate Package Contents: 1 X Exercise Bike Monitor Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Differ