Bicycle Bike Waterproof LCD Odometer Speedometer+Handlebar Glass Rearview Mirror Speedometer Rearview Mirror FEATURES: EEEKit 2in1 Solution Kit bringing a convenient and safe cycling experience for bicycle with inside handlebar diameter 0.79-0.87 inch Multi Function Bicycle Speedometer for Speed comparing, Average, Maximum, Relative, Riding time, riding distance,measurement,etc.; Auto ON/Off, scanning quickly and user friendly Speedometer is waterproof design,no need worry about rain;Speedometer large LCD display for reading the statistics easily Bicycle Rearview Mirror providing a wide and clear back view,360 degree rotation and angle adjusted ,making your riding safer Speedometer Widly use for road cycling, mountain biking, folding bike, common bicycle;Can also be used for hiking, climbing, and many other fun, adventurous outdoor activities Speedometer Rearview Mirror Specifications: Speedometer Color: Black Speedometer Weight: 196 g / 6.92 oz Speedometer Bicycle Speedometer Specification: SPD: Current Speed Speedometer ODO: Odometer Speedometer DST: Trip Distance MXS: Maximum Speed Speedometer AVS: Average Speed Speedometer TTM: Total trip time Speedometer TM: Trip time RAT: Riding all time CLK: Clock (12H/ 24H) SW: Stopwatch TM up:trip time up TM down:trip time down Trip UP:trip distance up Trip DN:trip distance down Package Includes: 1 x Bicycle Wired Computer Odometer Speedometer. 2 x Universal Mini Rotaty Rearview Handlebar Glass Rearview Mirror 1 x EEEKit Pouch.