Features:<br> 1. Wireless temperature. Receive wireless outdoor temperature from included transmitting sensor<br> 2. Temperature trend arrows indicate whether temperature is rising or falling. °C and °F change freely for easy reading.<br> 3. Large display provides enhanced visibility and at-a-glance readings, convenient to use.<br> 4. This wireless digital thermometer suitable for monitoring both indoor and outdoor temperatures in two metrics, °F or °C.<br> 5. The wireless remote sensor transmits up to 100m. It can serve as your personal weatherman, providing reliable at-home temperature readings of outside weather.<br> <br> Specification:<br> Item Type: Thermometer<br> Material: ABS<br> Language: English, German, French, Italian, Spanish, Dutch, Danish<br> Temperature display resolution: 0.1 °C<br> Humidity measurement Range: 20% - 95%<br> Backlight: Blue LED<br> Voltage: 2.5v-3.3v<br> Thermometer Battery: 2 x AA (Not Included)<br> Sensor Battery: 2 x AAA (Not Included)<br> Displayer Size: Approx. 17 x 12cm / 6.7 x 4.7in<br> Sensor Size: Approx. 10 x 6cm / 3.9 x 2.4in<br> Weight: Approx. 436g / 15.37oz<br> <br> Package List:<br> 1 x Instruction<br> 1 x Sensor<br> 1 x Displayer<br> 1、Wireless temperature. Receive wireless outdoor temperature from included transmitting sensor 2、Temperature trend arrows indicate whether temperature is rising or falling. °C and °F change freely for easy reading. 3、Large display provides enhanced visibility and at-a-glance readings, convenient to use. 4、This wireless digital thermometer suitable for monitoring both indoor and outdoor temperatures in two metrics, °F or °C. 5、The wireless remote sensor transmits up to 100m. It can serve as your personal weatherman, providing reliable at-home temperature readings of outside weather.