🔧 Elevate Your Testing Game with LEAGY VAD78! Convenient strap design for hands-free operation. Audible alarms and low battery warnings ensure safe operation. Battery and external power options for uninterrupted use. Large backlit LCD for easy reading in any lighting. Accurate measurements for both DC and AC voltage testing. Large Backlit LCD Display Resistance Range: 0.1MΩ to 5GΩ DC/AC Voltage Range: 20-1500V The LEAGY VAD78 Digital Insulation Resistance Tester is a versatile and accurate tool designed for measuring insulation resistance in electrical equipment. With a wide voltage measurement range and a large backlit LCD display, it ensures ease of use in various environments. The tester is powered by batteries or an external adapter, features safety alarms, and includes a convenient strap for portability.