Temperature range -40°F to 450°F / -40°C to 232°C. Hold and Minimum/Maximum temperature features. On/Off button and auto shut off to conserve battery life. 6 second response time with one-second updates. 2.75″ stainless steel stem. Anti-microbial plastic storage case inhibits growth of bacterial odor and mold. Waterproof and dishwasher safe. 1 CR1225 lithium battery included.