The Bosch MMD 540H Hybrid Multimeter is a CAT III safety rated, auto ranging digital multimeter designed for automotive diagnostics and electrical troubleshooting. Whether your shop services automotive, fleet, motorcycle, marine or small engine, the MMD 540H has the capability to keep up with your business.; CAT III (1000v) safety rating for hybrid vehicle circuits; Peak, Min/Max readings as fast as 1 millisecond; Higher amperage test ranges, up to 20 Amps; Inductive RPM clamp for conventional and DIS ignition systems; Fused diagnostic test leads for safe trouble shooting (up to 20 amps) at the circuit fuse location; K-Type thermocouple for quick temperature measurement; Large LCD display with bright backlighting and auto shutdown; Tri-lingual users manual on CD (English, Spanish, French); Rugged nylon case with handle for efficient storage