This tip thermometer providing reliable temperature measure of soldering iron tips. Compact design saves your and allows you to easily carry it around. Good temperature response using a fine K(CA) thermocouple sensor. The tip thermometer has a wide temperature measuring range from 0 to 600. Clear digit display makes it easy and accurate to read temperature. Specifications: Resolution: 1 Measuring Range: 0-600 Sensor: K(CA) thermocouple Environment Temperature: 0-40 Operating Humidity: 20-90%RH, no condensation Environmental Conditions: suitable for pollution level 2 (according to IEC/UL 61010-1) Weight: 216g(.) Colour:White Material:ABS Note: 1, Please replace battery when it is low and can not measure temperature correctly. 2, It indicate when sensor is broken, please replace a new sensor. note:shipped without 1 * 9 volt batteries Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * 191 soldering iron tip thermometer Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.