Features : Accurate and Convenient: The Aquarium Electronic Thermometer provides accurate and reliable temperature readings for your fish tank. With its intelligent wireless design, you can conveniently monitor the water temperature without the hassle of wires. External Water Thermometer: The Fish Tank External Water Thermometer is designed to be placed outside the aquarium, ensuring accurate temperature measurement without disturbing your aquatic pets. Its waterproof feature guarantees durability and long-lasting performance. Wide Temperature Range: With a temperature range of 0-60 degrees Celsius, this thermometer is suitable for various aquatic environments. Whether you have a tropical fish tank or a reptile terrarium, this thermometer will cater to your temperature monitoring needs. LCD Display and Batteries Powered: The thermometer features an easy-to-read LCD display, allowing you to quickly check the temperature at a glance. Powered by batteries, it provides a convenient and portable solution for temperature monitoring. Versatile Usage: Not limited to aquariums, this thermometer can also be used in reptile tanks, terrariums, vivariums, pet houses, plant houses, bedrooms, living rooms, or desktops. Its versatile design makes it a practical tool for temperature monitoring in various settings. Specification : Material: ABS Accuracy Display: 0.1℃ Battery: 1x Button battery(included) Weight: 20g Include: 1 * Thermometer 1 * Battery