Product Discription: PLEASE NOTE: Cable Length:2m Battery is not included (The type you need is LR44 button batteries) Temperature range: -50 ° ~ + 110 ° Colour : White Measurement Accuracy: ± 1 ~ 2 ° about Resolution: 0.1 ° Temperature refresh time : babout 2 seconds Dimension: 48mm × 28mm × 15mm Embedded hole size: 46mm × 27mm × 14mm sensor: thermistor sensor, stainless steel probe(waterproof) Environment: Temperature: 0 ° ~ + 60 °; Humidity: 5% to 80% Uses: (1) measuring the temperature inside and outside the car (2) measuring the temperature inside and outside the air-conditioned room (3) measurement the temperature inside and outside of the refrigerator (4) measure body temperature (5) The pond water temperature measurement (6) Measuring infant bath water temperature