LCD Wireless Waterproof Thermometer with Long Probe for Coffee Brewing Baking Cooking 1. This product can be used as an accessory (can be installed on hot water bottles, hand brewing kettles, thermos bottles and other temperature-related products to facilitate measurement.) 2. The digital thermometer adopts a high-precision fast display chip, with a measurement accuracy of 0.1 degrees Celsius within 100 degrees Celsius, allowing you to easily control the water temperature and brew a good cup of coffee. 3. LCD display, readings are clear at a glance 4. Plug and test, no need to wait, convenient and fast 5. IP65 dustproof and waterproof design, can be completely immersed in water for cleaning 6. 304 stainless steel variable diameter probe, fast temperature measurement Parameter: 1. Temperature measurement range: -20~+120 degrees Celsius(-4~+248 degrees Fahrenheit) (binding options can be made on the circuit board) 2. Accuracy: -9.9 degrees Celsius ~ 99.9 degrees Celsius, +-0.1 degrees Celsius; greater than 100 degrees Celsius or less than -10 degrees Celsius, +-1 degrees Celsius 3. Product size: diameter 45mm 4. Probe length: diameter 3.5x115mm 5. Material: 304 stainless steel probe, ABS 6. Waterproof level: IP65 7. Battery model: CR2032 x 1 Instructions for use: Touch the switch key with your hand to display the temperature. The screen will automatically turn off after 1 minute and automatically shut down after 10 minutes.