... hold function Auto ranging Auto power off Overload protection One-Hand Automotive Multimeter SV51 Description: Professional design for automotive ... diagnostic and testing, which can be used with one hand with bright light used in darkness Digits LCD ... Cables, Relays Contacts, Lamps, Switches, etc ·Check components like Alternator Diodes, Relays Coils, Condensers, Ignition Coils, Spark Plug Wires ...