Specification: Brand new Size: approx. 70*130*40mm Power Supply: 006P 9V dry battery (not included) Temperature Resolution: 1℃ Temperature Measurement Range: 0 to 700℃ Temperature Precision: ±3℃ (300 to 600℃), ±5℃ (other than above) Temperature sensor: K (CA)type thermocouple Display LCD: 3 1/2digits Besides measured temperatures,display indications include the following: Battery low alarm Burnout alarm Ambient temperature/humidity range: 0 to 40℃, 20 to 90%RH (without condensation) Environmental conditions: Applicable rated pollution degree 2 (According to IEC/UL 61010-1)   Feature: Tip thermometer providing reliable temperature control of soldering iron tips. Good temperature response using a fine CA wire sensor (φ0.2mm). Accurate and fast measurement. Allows you to measure from any desired direction according to tip shape. Auto shut-off function. MAX HOLD function: When the button "MAX HOLD" is pressed, "MAX HOLD" will be displayed and the highest temperature of Iron will be held in the display. Large and clear display. Fine workmanship and good performance. Small in size. Easy to operate and use. Convenient to carry. Long service life. Suitable for lead-free solder.   Package included: 1 x FG-100 Soldering Iron Tip Thermometer 5 x Lead Free Senor Set