The DS18B20 Digital Thermometer provides 9 to 12-bit (configurable) temperature readings which indicate the temperature of the device. Information is sent to/from the DS18B20 over a 1-Wire interface,Website:http://www.jysensor.com, so that only one wire (and ground)needs to be connected from a central microprocessor to a DS18B20. Power for reading, writing, and performing temperature conversions can be derived from the data line itself with no need for an external power source.DrawingNo.PartSpecificationMark1ChipDALLSA DS18B20Original2Probe6*30mm SUScan customize any size or material3Wireflat cable 1000mmcan customize with any length/color/material4SRPVC injection 5Connector3.5mm audio plug Details PicturePackingPayment TermsShipmentAfter-Sale ServiceAll products purchased from our company are guaranteed to keep in good repair for 2 years.If quality problems happen in guarantee period ,our company will maintain for free.If problems caused by your improper use or working environment in warranty period, we will also provide free repair, but charge basic cost for materials and accessories.