Gikfun Ds18B20 Waterproof Digital Temperature Sensor With Adapter Module For The pluggable DS18B20 temperature probe sensor is easy to plug and can be used in a variety of environments. With pull-up resistor on board, the adapter module can be connected directly to most microcontrollers and it is widely used in temperature monitoring for fish tanks, equipment, machinery, greenhouses. Widely applications: thermostatic controls, industrial systems, consumer products, thermometers, any thermally sensitive system, etc. Working voltage: 3.3 ~ 5VDC, Output leads: yellow (DATA), red (VCC), black (GND) Measuring range: -55 ~ 125 ?, Lead can only withstand a maximum temperature of 85 degrees