Green master automatic

FEATURES: LARGE & EASY TO READ - 2.8 Inch LCD display and the numbers are big enough to read. Large screen with white backlit LCD provides high visible during the day and night MULTIFUNCTION - Cycle Odometer has all the basic functions, memory function, automatic wake-up, 2 users data recording, SPD, AVS, MXS, ODO, DST, clock, temperature, etc AUTOMATIC WAKEUP - Cycling computer Built-in steel ball switch to achieve automatic wake-up function, so when you shake the bike computer, you could hear the steel ball shaking INSTALLATION & RESTRICTIONS - Installing distance requires no more than 60cm or 23.62 inch from the bike computer to the sensor, so the sensor must be installed onto the front fork of the bicycle; magnet has to be very close to the sensor, the gap between the front fork and the spoke should be less than 2.2 inch, so is not suitable for large sized fork ABOUT SETTING - Only take off the battery to shut down computer; set right weight setting for Kilogram K or Pound L, and set tyre circumference or perimeter comparison for your bicycle, otherwise distance, calories burned are not correct. FUNCTIONS: Our Bike Computer Odometer Speedometer can record the CURRENT SPEED, ODOMETER, TRIP DISTANCE, MAXIMUM SPEED, AVERAGE SPEED, ELAPSED TIME, CLOCK during your biking! Multiple functions Memory function Speed tendency Current speed Odo odometer DST distance MXS Max speed TM Riding time CLOCK Backlight CAL calories level Temperature Low power indicator Auto free assembly KM/hr setting Scan Fast scan Setting ODO Speed comperator Auto start/stop SPECIFICATIONS: Backlight Color: Green Size: around 75mm x 50mmx13mm Waterproof: Yes Battery: 2032 Button Cell Weight: about 134g Backlight: Long press both the two buttons at the same time to turn on or off backlight.