With this snorkeling watch from Pyle Sports, you'll always be ready to handle the elements. The special dive-ready design provides water resistance up to 10 atmospheres that's 330 feet. The PSNKW30 reports your depth up to a resolution of 0.1 ft and is equipped with a dive alarm that activates when emerging faster than 6m per minute. The watch is also equipped with a thermometer to measure the temperature of the water to 1 degree Celsius or Fahrenheit. Best of all, all this data is stored in the dive log, which holds up to 100 records, including your time and date, dive duration, maximum dive depth, min. water temperature, and dive site indication. Electro-luminescent backlight means you'll always know the time, day or night.