Feature:1. 1. Built-in sensor, no sensor cable required.2. 2. Easy to carry and easy to use.3. 3. LCD display, easy to read.4. 4. Small and compact size, easy to use5. 5. The strong suction cup can be fixed on the inner wall of the aquarium, making the temperature measurement more accurate and convenient.Specification:Power: 1* LR44 1.5V (included)Size: about 4.7*2.8*2.9cmWeight: 30gTemperature range: -50 ° C ~ 70 ° CResolution 0.1 ° C (> -20 ° C); 1 ° C (other)Accuracy: ±1 °CInput method: 1 NTCMaterial: plastic casePackage List:1 pcs LCD Display Aquarium ThermometeNote:Due to the different monitor and light effect,the actual color maybe a slight different from the picture color.Please allow 2-3cm differs due to manual measurement.