The Klein Tools electrical tester is a digital TRMS clamp meter with automatic measuring range selection (for effective values) for measuring AC current via the pliers and for measuring AC/DC voltage, resistance, continuity and diode testing via test leads. The Klein Tools product line of test and measurement products was developed exclusively by electricians for electricians. Many years of field research and the numerous suggestions of electricians from all over America have inspired the development of these measuring and testing devices with the many time-saving functions.This text is machine translated.