Vktech 10pcs 3M Waterproof Digital Temperature Temp Sensor Probe DS18b20<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Here is a DS18B20 original chip， three fine copper wire temperature sensor</li><li>Operating temperature range: -55°C ~ +125°C (-67°F - +257°F)</li><li>Cable length:Approx.300 cm</li><li>No other components， unique single bus interface</li><li>Waterproof Digital Temperature Temp Sensor Probe</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51tXy8ub%2BuL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51TQKPnuHVL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51jWugwEz3L.jpg" noproxy>