High accuracy, fast readings. Widely used, simple operation. No need for batteries, durable. stainless steel, safe and environmentally friendly. Scope of application: This product can be used to measure the temperature of compost soil. Hermetically sealed to avoid fogging and moisture. But not suggest to leave outside day and night, as it is the measuring tool and may care it for long lasting. Rugged construction. Tough, reinforced welded between dial and stem for long-lasting operation Long quality stem,durable stem for accurate readings Take the shaft to push in & pull out. Length:500mm Temperature Range: 0-220 degrees Fahrenheit (-10-100) How To Use:direct insertion of the probe Colour:silver Material:Stainless steel Package Contents: 1 * Soil Thermometer Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.