✔ Material: Made of ABS, has high stability and good waterproofness. Solar powered with digital LCD display. The data is easily visible. ✔ Easy to use: You can read the water temperature indoors and outdoors. Check the water temperature of the outdoor pool even when you are in the living room. ✔ Measuring range: Outdoor temperature range: -40°F ~ 140°F (-40°F). C ~ 60°C); Indoor temperature range: 32°F ~ 122°F (0°C ~ 50°C). ✔ Multifunction: snooze alarm function; Adjustable calendar; Radio controlled time. ✔ Widely used: Designed for use in swimming pools, heated pools, wood-fired bathtubs, spa thermometers, monitors temperatures in a koi pond, monitors the Outdoor hot tub temperature from inside the house. Description: When summer comes, you can look forward to swimming, and the water park is also a good choice to escape the heat. If you want to swim, the right water temperature is also very important. With this solar powered water temperature monitor you can easily check the water