Gikfun Ds18B20 Waterproof Digital Temperature Sensor With Adapter Module For Product Details 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 Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.