Backlit HACCP check lights show green when a temperature falls within the recommended range and they show red when in the danger zone. Plus the BioCote anti-microbial additive prevents bacteria growth and the stainless steel probe is easy to clean.Overall Dimensions:Width: 2 1/16inDepth: 1 9/16inHeight: 6 1/4in Even the 3 second response time from the probe ensures exceptional speed to keep your business moving. An incredible 1 second response time delivers near instant results too which is ideal in fast-paced environments.