The TE7 is a True RMS auto-ranging meter giving accurate and hassle-free readings. The TE7 has a built-in (NCV) non-contact voltage detection system along with overload protection circuitry and replaceable fuse for added peace of mind. The TE7 has an auto back-light and auto power off function for convenience and power saving. The built-in mechanical blocking system ensures corrects inputs are used during testing.