Features Maximum Wireless Range: Enjoy seamless monitoring with a connection range of up to 60m, allowing you to check your pool's temperature from the comfort of your home Accurate Temperature Readings: Equipped with a sensitive probe, this device delivers precise temperature measurements with an error margin of only ± 1℃ for reliable results Convenient Floating Design: The included rope ensures that the thermometer stays afloat and is easily retrievable, preventing loss and making it simple to monitor your pool's temperature IP67 Waterproof Rating: Designed with a double-edged waterproof cover, this thermometer is built to withstand water exposure, ensuring long-lasting performance in your pool or spa Versatile Usage: Perfect for a variety of settings such as swimming pools, hot tubs, aquariums, and baby baths, this tool helps you maintain optimal water temperatures for comfort and safety Features: 1、Lightweight and portable, stable performance, temperature and humidity can be measured. 2、Built？in Bluetooth, which can be connected to mobile phones and controlled by APP. 3、Support dew point temperature measurement, wet bulb temperature measurement, high accuracy, low power consumption. 4、The LCD screen with backlight allows data to be read even in a dark environment. 5、Suitable for factories, laboratories, warehouse management, food hygiene, air conditioning systems, etc. Specification: Item Type: Temperature Humidity Meter Material: ABS Ambient Temperature Range: -20℃~70℃ (-4 ~ 158℉) Ambient Temperature Accuracy: ±1℃ Humidity Range: 0%~100% RH Humidity: Accuracy ±4% RH Dew Point Range: -20℃~50℃ Dew Point: Accuracy ±2℃ Wet Bulb Range: -20℃~50℃ Accuracy of Wet Bulb: ±2℃ Power Supply: 3 x 1.5V AAA Battery (Battery Not Included) Working Current: 1A, 17mA (Backlight) Response Time: 30S Bluetooth Communication (Application): Support Record 999 Sets of Data: Support ℃/℉ Selection: Support Data Retention Display: Support Maximum/Minimum: Support Automatic Shutdown: Support Alarm Setting: Support Automatic Shutdown: Support Package List: 1 x Temperature Humidity Meter (Battery Not Included) 1 x Instruction Package List 1 x Temperature Humidity Meter (Battery Not Included) 1 x Instruction