Item Type: Aquarium Thermometer <br>Material: Plastic <br>Test Range: -50℃-70℃ <br>Test Accuracy: ±1℃ <br>Applicable Objects: Suitable for Tropical Fish Tanks, Grass Tanks, Tortoise Tanks, etc <br>Battery Type: One LR44 (Without Battery)<br>1、WATERPROOF: The thermometer has a waterproof design, which can be completely immersed in water for more accurate temperature measurement. <br>2、FIRM ADSORPTION: Reliable quality, built in sensor, suction cup can be firmly adsorbed in the inner wall of the aquarium, beautiful and generous. <br>3、EASY TO INSTALL: Just find the best position in the fish tank, then connect the device with the small suction cup, no complicated operations. <br>4、WIRELESS: The fish tank thermometer works accurately, without any external wires and probes, it will not make your fish tank look messy, and will not affect the fish. <br>5、EASY TO READ: The digital display shows the temperature, you can read the accurate temperature of the fish tank with a single glance, which is very convenient.1 x&nbsp;Thermometer