ELECALL ES191 LED Electric soldering iron thermometer Digital Thermometer Soldering Iron Tip Temperature Tester 0-600 degree Product Name: ES191 Soldering Iron Temperature Tester Temperature range:0-600C Resolution: 1C Practical inductor: Ge nickel , Ge nickel thermocouple Accuracy: 3C(300~500C) Display: 3½ LED display (low battery indicator) Battery: 006P, 9V dry battery Working Temperature: 0-40C Weight:200g Dimensions:160*80*43mm