Features: Wireless bicycle speedometer with LCD display. Monitor your bikes speed, distance and riding time. Wireless design is more convenient and good looking. Ideal for bicycle training and doing exercise. Lightweight,durable. Make your sports life more free and comfortable. Specifications: SPD:Current Speed ODO:Odometer (0.001-99999km/m) DST:Trip distance MXS:Maximum speed AVS:Average speed TM:Elapsed time CLK:Clock(12h/24h) Scan "+","-" :Comparator Setting Speed Scale:km/h, m/h Setting type Circumference:0mm~9999mm Setting the last value of the odometer:ODO Freeze frame memory: Auto:ON/OFF Color:Black Includes: 1*Wireless Speedometer 1*Mounting Shoe 1*Sensor Transmitter 1*Wheel Magnet 1*CR2032 Battery 1*12V Battery 1*Cable tie (Set)