["Description:\r\nEasy-to-read LCD screen\r\nFunction of clock display\r\nCelsius and Fahrenheit can be converted\r\nThe inside sensor can measure the air temperature. The outside sensor Simple operation Submerge probe into fish for tank or a refrigerator or any place you want to monitor the temperature.\r\nYou can use the FSW button to switch from \"Inside temperature\" to \"outside temperature\" and \"Clock\" if it needs to ajust the for time, pls use the \"for HR\" and \"MIN\" button.\r\n\r\nSpecifications:\r\nMeasuring Temperature Range: -50°C~+70°C (-58°F~+158°F)\r\nAccuracy: ±1°C\r\nResolution: ≥-20°C, 0.1°C; ≤-20°C，1°C/≥-4°F, 0.1°F; ≤-4°F, 1°F\r\nPower Supply: 1 x AAA Battery (Not Included)\r\nSize: 118x30mm/4.65x1.18\"\r\nCable Length: 1m/3.28ft\r\nQuantity: 1 Pc\r\n\r\nNote:\r\nPlease allow 1-3mm error due to manual measurement.pls make sure you do not mind before you bid\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item.Thank you!\r\n\r\nPackage Contents:\r\n1 x Aquarium Thermometer\r\n1 x User Manual"]