digital folding thermometer in pocket size, penetration probe 60 mm, for simple temperature measurements in liquids, powdery and plastic materials, accuracy 0.5 ° C at -20 ° C to + 150 ° C, otherwise 1 ° C, waterproof, automatic switch-off, measuring range from -40 ° C to + 250 ° C, incl. 1x 1.5 V CR2032 battery