Are you looking for a professional but thermometer? Are you looking for a sturdy, trustworthy tool that can do multiple tasks at the same time? , then you must take at our thermometer, which can meet your needs. Features - Color: Black - Material: ABS - Size: About 5.00X3.00X1.50cm/1.97X1.18X0.59inch - Great replacement choice for old or broken fish tank thermometer. - Specially designed for measuring indoor and water in reptile box, fish tank, aquarium, and etc. - With fine workmanship, not easy to wear and tear, very practical in use. - It is manufactured with professional technology to ensure the of the product and can work for a long time. - It can be a practical present for your friends who have fish and they will be very happy. Specification - measurement range: -50~70 ( degree centigrade) - Humidity measurement range: 10% ~ (RH) - measurement accuracy: 1 ( degree centigrade) - resolution: 0.1 ( degree centigrade) - Humidity resolution: 1 (RH) - measurement error: ±1 ( degree centigrade) - Humidity measurement error: ±5 (RH) - Battery: / button batteries - Rated voltage: .5V Package list: 1 x Embedded Thermometer