Feature: 1. High Accuracy: Digital aquarium thermometer is highly accurate, with an error of 0.1c, so you can buy with confidence. 2. Digital Display: Turtle tank thermometer is an electronic screen digital display, you can read the fish tank temperature at a glance. 3. Large Temperature Range: Digital fish tank thermometer can measure a wide range of temperature, 0 to 50c can be measured. 4. Durable: Fish tank thermometer is made of premium plastic material with white appearance, good looking and durable. 5. Long Battery Life: Digital turtle tank thermometer has a built in 240mah coin cell battery CR2032 for long term use. Specification: Item Type: Aquarium Thermometer Material: Plastic Battery Type: Coin Cell CR2032 (240mAh) Temperature Range: 0 to 50C Temperature Measurement Accuracy: 0.1C . Package List: 1 x Aquarium Thermometer