The Fluke 1662 Multifunction Installation Tester 18th Edition is a handheld device designed for professionals in the electrical industry. With a measurement category of CAT IV and the ability to test AC and DC voltage, current, capacitance, continuity, and more, this tester provides accurate and reliable results. It also features protection against dripping water and gentle probing, making it suitable for a range of testing scenarios. The device has a digital display, auto-ranging capabilities, backlight, and data hold feature for added convenience. Additionally, it comes with a calibration certificate for assurance of accuracy and quality. Selling on behalf of my dad who’s retired and has loads of unused tools