Made by DallasDescription:100%Brand New and High QualityHere is a DS18B20 original chip,three wire temperature sensorHigh quality stainless steel tube encapsulation waterproof moistureproof prevent rustStainless steel tube size:Approx.6*50mm(Diameter*Length)9 ~ 12 adjustable resolutionPower supply range:3.0V-5.5VOperating temperature range: -55C - +125C (-67F - +257F)Storage temperature range: -55C to - +125C (-67F - +257F)Accuracy over the range of -10C to +85C: 0.5C.No other components, unique single bus interfaceOutput lead:red (VCC), yellow(DATA) , black(GND)Cable length:Approx.100 cmColor:As shownIncluded:1x DS18b20 Waterproof Temperature Sensors