Features:<br />-100% brand new， high quality.<br />-Indoor / Wireless outdoor temperature (°F or °C).<br />-Synchronized instant reception.<br />-Minimum or Maximum reset.<br />-Flip out desk stand or wall mounted.<br />-Durable，precise，convenient.<br /><br />Specification:<br />-Color: white<br />-Indoor Temperature range: -20°C~60°C.<br />-Outdoor temperature range : -40°C to +65°C (-40°F to 149°F )<br />-Temperature accuracy: ±1°C.<br />-Transmission frequency : 433MHz.<br />-Transmission range: Up to 50 meters (150 feet) in open area<br />Power consumption:<br />-Receiver: 2 x AAA LR3 alkaline batteries (Not included)<br />-Sensor: 2 x AAA LR3 alkaline batteries (Not included)<br />-Size(receiver): 7.5cm(L)x 6cm(W) x 2cm(H){ about 3'' x 2.4'' x 0.8''}<br />-Size(sensor): 6.5cm(L) x 4.8cm(W) x 2.8cm(H) { about 2.5'' x 1.9'' x 1.1''}<br /><br />Package Included:<br />1 x  LCD thermometer<br />1 x  Remote Sensor<br />1 x Instruction Manual