Bicycle Computers Sunding SD-548B Wired Bike Bicycle Cycle Computer Odometer Speedometer LCD Waterproof 14 Functions Features: 14 main functions. LCD screen display. Rain resistant. Easy installation, good durability. Battery powered by AG13 battery. Easy to read LCD display, ideal companion for your riding. Functions: SDP: 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 "+" "-" COMPAPATOR SETTING SPEED SCALE: (km/h, m/h) SETTING TYRE CIRCUMFERENCE: (0mm-9999mm) SETTING THE LAST VALUE OF ODOMETER/ODO FREEZE FRAME MEMORY AUTO ON/OFF Specifications: Brand: Sunding Model: SD-548B Type: Wired Display: LCD Material: Engineering plastics, electronic components Color: Black + red Battery: 1 * 1.5V AG13 Product size: Approx. 4.6 * 4.5 * 1.9cm / 1.8 * 1.8 * 0.7in Product weight: Approx. 24g / 0.85oz Package size: Approx. 17.8 * 10.2 * 2.2cm / 7.0 * 4.0 * 0.9in Package weight: Approx. 67g / 2.37oz Package List: 1 * Cycle Computer 1 * Sensor Transmitter with Mounting Shoe 1 * Wheel Magnet 1 * Set of Cable Tie 1 * User Manual(English)