1Compared with thermometers on the market, the temperature range is wider and the service life is longer, up to 2 years. 2Suitable for desktop small fish tanks, household kitchens, and indoor temperature measurement places. 3Small size, lightweight and portable, easy to carry and record, convenient to use. 4Digital display temperature, has a simple design and is easy to read, high performance. 5Great way to keep a quick eye on your fish tank, strong adhesive keeps the thermometer in place.