Features: brand new and high quality Simple and Sleek Aquarium Thermometer: Digital number display on large clear screen ensures you to read current temperature quickly and accurately without any blind zone. No probe or messy wires in water reduce electronic component aging problem. Accurately Monitor Water Temperature in Celsius: This temperature thermometer will display reading from 0 to 60 with precisions built-in nickel-plated copper temperature probe, accurate to 1. Easy to Set Up: This self-adhensive fish tanks thermometers are powered by a build in 3V button battery, you just need to tear down the film and stick it to the outside of your fish tanks. Wide Application: Suitable for different water types such as for freshwater, saltwater, marine water, can be used as terrarium thermometer to monitor the living temperature for reptile such as lizards, turtles. Durable: Cover made of high-quality ABS material, eco-friendly, non-toxic and ordorless, with only 12.5mm/0.49" thickness. Package Includes: 1 Piece Aquarium Thermometer Specifications: Material: ABS Color: White/Pink/Green-Color Size (Approx.): 4.3x4.3cm/1.69x1.69in Weight (Approx.): 20g note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!