2 in 1 Thermometer and Timer Multifunctional design: with smart digital display, the SP/ is and stop button, press and hold SP/ and S at the same time to switch the temperature between °F and °C, M and S to set the minutes and seconds. SMART DIGITAL DISPLAY - The numbers on the display are clearly visible under intense sunlight, even in a swimming pool, and the large digital display allows to easily see the temperature of the cold bath and the time of the ice bath at a glance. Easy to use: Place it in the water and the stopwatch will start immediately and stop once it leaves the water. If you put it back into the water within 6 seconds, it will continue to work; if you leave it in the water for more than 6 seconds, the stopwatch will be cleared. Improve your bathing experience: with waterproof and floating function, accurately control the temperature and time, it is a safety necessity to measure the water temperature and control the bathing time, improve your bathing experience., Weight: 0.06393405598 pounds, Manufacturer: Rtxbvg