Are you looking for a professional, yet aquarium thermometer? Are you in search of a sturdy, trustworthy aquarium thermometer at once? , ! Our professional aquarium thermometer must meet your need. It is the for you. Features -Material: ABS. -Size: About 4.80X6.00X2.50cm/ 1.89X2.36X0.98in. -Measurement range: 0~50°c -Measurement accuracy: ±1 degree centigrade -Maximum diving depth: 30cm -Use environment : 0~70 degree centigrade -Battery life: 6 months - It is well-made of premium and sturdy materials, safe and practical for using time. - Mini-compact, small size the tank wall, easy to use. - Comes with a large screen that is easy to read clearly and accurately from a distance. - It is not easy to deform, which brings you a lot of convenience. - You can give it as a present to your friends who like to keep fish, they will like it. Package list: 1 Tank Thermometer