Features: Fish Tank Thermometer Accurate LED Display,Digital Fish Tank Thermometer,Aquarium Thermometer Digital,Mini Aquarium External Attached Tank Thermometer Temperature probes，Accurate and Sensitive: fish tank thermometer can sense even the slightest temperature changes with precisions, making it essential tool for keeping your aquaticly pets healthy. Wide Temperature Ranges 0-60℃ and Easy to Use: suitable for various types of water. 1cm/0.39in thickness,slimer design allows for easy one-handed grip and placement on the glass surfaces. high-precision display，Large font display，The built-in 3V lithium-manganese battery low power consumption，provides approximately five years of standby, wireless design eliminates the need for probes or messyly wires in the water. Versatile Usage: Our thermometer can be used for monitoring water temperature in freshwater, saltwater, and tap water aquarium Specifications: Material:abs+metal Size:approx.4.3x4.3x1cm/1.69x1.69x0.39in Color:white Package Includes: 1xDigital Fish Tank Thermometer note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color of the item.