Perfect for your outdoor cycling games. <br><br><strong>Features:</strong> <br>Wireless LCD display bicycle computer with cadence and heart rate function. <br>Monitor speed, distance and riding time of your bike. <br>Easy to install and set up. <br><br><strong>Functions:</strong> <br>ODO: Odometer <br>DST: Trip Distance <br>AVS: Average Speed <br>MXS: Max Speed <br>RTM: Riding Time <br>Temperature(-20 ~ 70℃) <br>Calories <br>Fat Burned <br>Current Cadence <br>Average Cadence <br>Max Cadence <br>Heart Rate Function <br>Heart Rate Zone Alert <br>Max and Min Heart Rate <br>EL backlight <br>1ATM water resistant <br>Wireless Transmission <br><br><strong>Specifications:</strong> <br>Material: ABS <br>Color: Black <br>Power Source: 4 * CR2032 Batteries <br>Battery Lifespan: over 1 year <br>Wireless Working Frequency: 110K(+/-10K)Hz <br>Working Temperature: -20 ~ 70℃ <br>Heart Rate Band: 36 * 3.5cm / 14.17 * 1.38in <br>Item Size: 6.5 * 4.5cm / 2.56 * 1.77in <br>Item Weight: 41g / 1.45oz <br>Package Size: 15.2 * 14 * 4cm / 5.98 * 5.51 * 1.57in <br>Package Weight: 211g / 7.44oz <br><br><strong>Package List:</strong> <br>1 * Bicycle Computer <br>2 * Transmitters <br>1 * Heart Rate Band <br>1 * Elastic Strap <br>1 * Bracket <br>2 * Magnetic Screws <br>3 * Pads <br>8 * Cable Ties <br>1 * User Manual(English &amp; Chinese) <br>1 * Installation