... Temperature Range -40°F ~185°F, -40°c ~85°CAccuracy±1°F (±0.5°C)Resolution0.01°F/ 0.01°CBattery ... x 0.5"(8.9cm * 3.4 cm *1.2 cm)Weight 1.25 oz.( 35g )Readings capacity28,000 ReadingsProduct Instruction :U ... as low-temperature, high humidity, strong earthquakes and etc.Application :1. Shipping, Transportation, and Food Monitoring2. Vaccine Refrigeration, Pharmaceuticals, Agriculture, chemical medicines ...