Weather station multifunctional， ideal for use at home， office， ect.<br />Color: Monitor (Black) + Sensor (gray)<br />Monitor Size: about 143 × 83 × 25 mm<br />Sensor size: about 88 × 67 × 28 mm<br />Product performance:<br />Outdoor Data<br />Outdoor transmission distance: max. 100 meters<br />Outdoor temperature range: -40 ℃ - 65 ℃<br />Precision of temperature: 1 ℃<br />Time interval of reception of the sensor: 48 seconds<br />Level of waterproof: IPX3<br />Indoor data<br />Indoor temperature range: -9.9 ℃ - 80 ℃<br />Precision of temperature: 1 ℃<br />Indoor humidity range: 20% - 99%<br />Precision of humidity: 1%<br />Alarm Clock Duration: 2 minutes<br />Battery life: one year at minimum for monitor， two years at minimum for remote sensor<br />Battery type (not included):<br />Monitor: 2 x AA 1.5V LR6<br />Sensor: 2 x AAA 1.5V<br />1 x monitor<br />1 x sensor<br />1 x English instructions<br />In original package<br /><img src="http://img6.eachbuyer.com/x6/p96/r189_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x6/p96/r189_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x6/p96/r189_5.jpg" />