Waterproof Digital Thermal Probe or Sensor DS18B20 Length:1Mhttp://www.ebay.com/itm/Waterproof-Digital-Thermal-Probe-or-Sensor-DS18B20-Length-1M-/170821333658?Price:US $2.061.Brand New High Quality2.The probe the temperature sensor DS18B20 original chip3.High quality stainless steel tube encapsulation waterproof moistureproof prevent rust4.Stainless steel shell 6*50mm5.Power supply range: 3.0V to 5.5V6.Operating temperature range: -55°C to +125°C (-67°F to +257°F)7.Storage temperature range: -55°C to +125°C (-67°F to +257°F)8.Accuracy over the range of -10°C to +85°C: ±0.5°C.9.No other components, unique single bus interface10.Output lead: red (VCC), yellow(DATA) , black(GND)11.Cable length: 100 cmPackage Included:    1 x Waterproof Digital Thermal Probe or Sensor DS18B20 Length:1M