With this indoor and outdoor thermometer， you can keep track of the temperature inside as well as outdoors. This device features a prominent LCD display that is easy to read， simultaneous measurement of indoor temperature and outdoor temperature， min/max temperature memory. You can put it on a desktop or hang it on the wall.<br> <br> Features:<br> Indoor and outdoor temperature display.<br> °C / °F temperature switch display， can change the unit easily.<br> Display the min / max record of temperature function.<br> Mini and fashion appearance.<br> With back stand and hole at back side， convenient to place it on a desk or on the wall.<br> With a wireless remote sensor that can be strung to the outside of your house to sense external temperature as well as a built-in sensor to simultaneously measure the indoor temperature.<br> <br> Note:<br> Do not put receiver close to metal.<br> Avoid exposing the transmitter directly to rain.<br> <br> Specifications:<br> Color: White<br> Material: ABS<br> Temperature Range:<br> Indoor: -20℃ ～ +60℃（-4℉ ～ 140℉）<br> Outdoor: -40℃ ～ +65℃（-40℉ ～ 149℉）<br> Temperature Accuracy: ±5%<br> Powered by: 4 * 1.5V (AAA) LR3 Alkaline Batteries (Not Included)<br> Indoor Station Size: 7.5 * 6 * 2cm / 2.9 * 2.4 * 0.8in (L * W * H)<br> Remote Sensor Size: 6.5 * 4.5 * 2.7cm / 2.5 * 1.8 * 1.1in (L * W * H)<br> Product Weight: 66.9g / 2.4oz<br> Package Size: 8.5 * 6.5 * 7.5cm / 3.3 * 2.6 * 2.9in (L * W * H)<br> Package Weight: 93g / 3.3oz<br> <br> Package List:<br> 1 * Indoor Station (Battery is not included.)<br> 1 * Remote Sensor (Battery is not included.)<br> 1 * User Manual(English)<br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>