Reotemp 20 Inch Fahrenheit Backyard Compost Thermometer with Brown,Silver Product Details Brand: REOTEMP Special Feature: High Accuracy Color: Brown,Silver Age Range (Description): Adult Included Components: Thermometer, PDF Digital Compost Guide, Basic Composting Instructions Outer Material: Stainless Steel Display Type: Analog Product Care Instructions: Wipe Clean Unit Count: 1 Count Item Length: 20 Inches Upper Temperature Rating: 200 Degrees Fahrenheit Response Time: 500 Milliseconds Reusability: Reusable Immersion Depth: 20 Inches Indoor/Outdoor Usage: Outdoor Inner Material: Glass Manufacturer: REOTEMP Item Weight: 4 ounces Is Discontinued By Manufacturer: No Perfect for the Beginner Composter - Free PDF Digital Compost Guide Included - Expert instructions on how to get started composting and managing your compost pile for the most efficient compost production. Reotemp - Accurate and durable thermometers since 1965 Quality Construction - 20 inch length, 1/4" diameter stem, stainless steel construction, hermetically sealed to prevent fogging Read at a Glance Dial Developed by Compost Experts - 3 temperature zones that indicate compost activity, understand your pile with our compost guide 100% Compostable Packaging - Printed with soy-based ink, zero waste, no plastic, no Styrofoam, shred the box to use in your compost pile as a brown