Red LED Temperature Display Internal &amp; External Sensor<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Measure two environments at once in °C or °F with included probe or on-board sensor</li><li>Auto-sensing brightness and auto temperature conversion</li><li>Perfect for the precise monitoring of the temperature， indoors and outside</li><li>Wide-range working voltage</li></ul></div><img src="http://ecx.images-amazon.com/images/I/417spVC-pVL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ILFwQ8NaL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419HFXEM7nL.jpg" noproxy>