The Sperry Pocket-Pro Digital Multimeter offers 4 testing functions including AC/DC voltage up to 450V, Resistance, Continuity, and Diode testing over 17 ranges with auto-ranging capability. Designed for someone seeking a convenient, simple, yet accurate and efficient multimeter. This compact unit features overload protection on all ranges and both a low battery indicator and an Auto power off function to improve battery efficiency. Operates from (2) LR44 batteries. Unit ships with batteries and test leads in a handy booklet-style carrying case.