Full-featured multimeter with built-in thermal imager 15 measurement functions including: AC voltage with low-pass filter, DC voltage, Resistance, Continuity, Capacitance, Diode test, Min/Max/Avg, AC current (with iFlex), Frequency Thermal imaging reveals many electrical issues quickly and safely, eliminating the need for time-consuming testing and validation Two-in-one tool is designed to increase productivity" no need to go back to the truck or office to retrieve a shared camera or wait for the thermographer do more in less time! iFlex expands your measurement capabilities get into tight, hard to reach spaces for current measurement (up to 2500 A AC) Designed for durability, built to withstand a 3 m (9.8Ft) drop, double insulated with raised rubber holster for increased protection Save measurements and images while communicating wirelessly with a smart phone up to 20 feet / 6.1 m away (no obstructions) Rechargeable lithium ion battery allows for a for a full work day (10+ hours) under normal conditions; a second battery option means you will always have a battery ready to install. 102x77 image resolution offers immediate visual cues of hot, potentially troublesome areas