1. Home hygrometer, data can be clearly read in various brightness and angle. 2. High sensitivity and accurate sensirion from Switzerland, sense subtle change of temperature and humidity a breath away.3. Expression to spell over comfort level, cute and simple.4. Low consumption screen, a CR2450 button battery for one-year.5. Built-in advanced Sensirion temperature and humidity sensor, temperature accuracy: 0.1 degrees, humidity accuracy: 0.1 percent RH6. Via Mi app to switch on humidifier when indoor humidity is too low and air-conditioner when indoors temperature is too high7. LED digital display, you can get temperature and humidity easily.Product parametersMaterial: ABS+PMMARated voltage: DC3VBattery: CR2450 (included)Wireless connection: Bluetooth 5.0 BLEMeasuring range: 0-60 degrees CelsiusTemperature display resolution: 0.1 degrees CelsiusHumidity range: 0% - 99%RHHumidity display resolution: 1%RHMaximum power: 45mWDimensions: 79.6x70.2x14.5mmNet weight: 72gSpecification: Package Weight One Package Weight 0.10kgs / 0.23lb One Package Size 10cm * 9cm * 3cm / 3.94inch * 3.54inch * 1.18inch Qty per Carton 100 Carton Weight 11.00kgs / 24.25lb Carton Size 47cm * 22cm * 30cm / 18.5inch * 8.66inch * 11.81inch Loading Container 20GP: 859 cartons * 100 pcs = 85900 pcs40HQ: 1995 cartons * 100 pcs = 199500 pcs