Extech 380320 Analog Insulation Tester, Megohmmeter, 250/500/1000V

TRIPLE TEST VOLTAGES: Measure with confidence across three essential test voltages (250V, 500V, and 1000V). This analog megohmmeter easily evaluates insulation resistance up to 400 MOhms, ensuring your electrical systems are safe and reliable. , LARGE ANALOG DISPLAY: Stop guessing with confusing digital fluctuations. The massive, easy-to-read analog dial provides clear, continuous feedback during testing, allowing you to instantly and visually track changing resistance values on the job. , LOCK POWER ON FUNCTION: Streamline your heavy-duty inspections. The convenient lock power-on feature frees up your hands for extended testing times, making it incredibly easy to perform long-duration evaluations without holding down a button. , COMPACT AND PORTABLE: Measure comfortably all day long. Weighing just 4 ounces and measuring a pocket-friendly 4. 5 x 2. 1 x 1. 1 inches, this lightweight meter features an ergonomic design that allows for fast, one-handed operation in tight spaces. , COMPLETE PROFESSIONAL KIT: Measuring 7. 9 x 3. 6 x 2 inches and weighing 1. 2 lbs, this tool is ready to travel. The kit includes heavy-duty test leads, alligator clips, a hanging strap, 6 AA batteries, and a protective hard carrying case.