The 1,000V CAT III Hybrid Multimeter with Insulation Resistance Test from OTC allows technicians to perform insulation and high-voltage electrical tests on modern vehicles with ease. This full-function multimeter incorporates an insulation test feature to test for voltage leaks through insulation found on hybrid and electric vehicles. The tool includes heavy duty class III test leads with alligator clips, short lead, K-Type temperature adapter, and a soft-sided carry case.