General description High accuracy and fast readings make this 2X Long Stem Compost Soil Thermometer an essential tool for gardeners and compost enthusiasts. It features a sturdy stainless steel construction that is safe and environmentally friendly, ensuring durability and reliability in measuring compost soil temperatures. Technical specifications Length: 500 mm Temperature range: 0-220 degrees Fahrenheit (-10-100℃) Measurement allowed error: +/- 1-3 cm Usage Directly insert the probe into the compost soil to measure temperature. No batteries required for operation. Other information Hermetically sealed to prevent fogging and moisture. Heavy-duty and reinforced welded bolt between dial and stem for smooth operation. Package Contents: 2 x Soil Thermometer.