Accurate measurement range: -50 to 70 °C; display resolution: ±0.1 °C, accurate temperature: ±0.1 °C. Improved thermometer with smaller error and more accurate measurement EASY TO READ.The LED (light emitting diode) indicates the temperature in degrees Celsius and is very pleasant to read. Accurate detection of the water temperature environment Simply dip the thermometer into aquarium water to determine the temperature. The suction cup fixes it without winding the wire, the aquarium is nicer REAL-TIME MONITORING e.g. fish, molluscs, crustaceans, turtles or corals LED Aquarium Thermometer z2 Piece The thermometer has a readable, compact and portable LED display. Perfectly waterproof, put directly into water and adsorb on the glass to determine the exact temperature. It is easy to record important parameters for fish and plants, which facilitates maintenance. Br> Specification Colour: black navy Size: 45 x 25 mm, suction cup diameter 30 mm Measuring range: -50 to 70 °C Display resolution: