Material: The mini water thermometer is made of premium material, shatterproof, waterproof, and can withstand long time use. EASY TO USE: The pool water thermometer can easily and quickly measure the water temperature and measure range from 0 to 50 degrees Celsius (32 to 120 degrees Fahrenheit). SUPER FAST AND ACCURATE READ - Floating water thermometer with large temperature reading display, easy to use, soaking in water and take out from water 2 minutes later. Small and Convenient: Easy to carry, portable and lightweight.Suitable for all indoor and outdoor applications such as pools, hot springs, aquariums, and aquariums. Specifications: Material: PVC; Size: about 8 * 6.5 * 16cm / 3.1 * 2.6 * 6.3in (duck), 11.5 * 6.5 * 16cm / 4.5 * 2.6 * 6.3in (fish), Weight: about 75-76g / 2.6-2.7oz