NORTH EDGE | NORTH EDGE Mens Professional Diving Computer Watch Scuba Diving NDL (No Deco Time) 50M Dive Watches Altimeter Barometer Compas

Men's Professional Diving Computer Watch Scuba Diving NDLhello, friend,Welcome to our store, This is a powerful professional diving watch, There are scuba diving /freestyle mode. In scuba diving mode, the watch can display compass direction, diving depth, NDL time, dive speed/ascent speed, current time, current temperature. Can meet any of your diving needs, in addition, this watch is also a multi-functional outdoor watch, the specific functions are as follows.Maintenance1. Storage: please place the product in a cool place, do not place in dangerous environment, extrusion, pressure, high temperature, low temperature, high humidity, easy to fall, hard hit, etc.2. Do not remove the watch case by yourself.3. After use: especially after use under water or sea water, be sure to use clean water to soak and rinse.The cleaning method is: remove the watch from the hand, gently grasp the strap and place the entire product in the water.Soak in water for about three to five minutes, then shake gently.Let the water flow into the slit to clean the salt.If there are obvious stains, gently rub with your hands.Do Not Bang in the Water.Do not use a strong water column.Do not use any cleaning solvent other than water.After cleaning, put it back on your hand or put it in a cool place.Function1. Time display function, display time, minute, second, month, day, week, 12/24H, initial value is（2020-1-01 12:00 00 WED ）2. Alarm function3. Countdown function, the initial value of (0:00.00,23:00(0FF)4. Stopwatch function, the initial value is (0:00’000, (0FF)5. Step counting, exercise time, pace, mileage, calories consumption6. Altitude, relative altitude7. Air pressure curve, air pressure, air pressure curve view (24H)8. Exercise time record, movement relative height view.9. Scuba diving Mode, NDL time, depth,Temperature,diving speed.10.Free diving Mode11. Diving log (99 records)12. Compass calibration function13. Low-power reminder14. Backlight function15. 4 key functions16. Use the Battery CR2450