Catalog > Internet of Things (IOT) Related Products > More Platforms SONOFF Waterproof Temperature Sensor SONOFF Waterproof Temperature Sensor SONOFF TH TEMP SENSO DS18B20 REPLACED BY SONOFF TH TEMP SENS DS18B20 RJ11---=--DS18B20 WATERPROOF TEMPERATURE SENSOR FOR USE WITH SONOFF TH16 WIFI TEMP AND HUMIDITY MONITOR Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications DS18B20 SensorType : Waterproof temperature sensorProbe : Stainless steel temperature probeTemperature Measuring Range : -55°C~+125°CPower Supply : 3.0-5.5VWeight : 26gLength : 1m