Description While other soil thermometers are inaccurate in judging temperature, fogging up and easily damaged, our soil thermometers provide high accuracy performance, high visibility, and are built to last. Features - Color: Silver. -Material: Stainless steel. - Dimensions: 50 x 4.8 x 4.8 cm.- Temperature range: 0 ~ 120.- Usage: Probe direct insertion. - Pure c: plus or minus 2.- Heat pipe length: 3.8 X500mm Phi;.- Sturdy stainless steel components, more accurate and easier to read than digital garden thermometers. - Indoor and outdoor potted plants and gardening. Your plants will be healthy because now you can easily monitor the temperature of your compost pile and soil - with a stainless steel soil thermometer, you always know when your soil temperature is right for planting. - Wise choice. us'