The digital multimeter also known as a DMM is probably one of the most useful tools an electrician can have. The DMM is an excellent tool to have as most will afford you the ability to check for AC/DC voltage, current, resistance & continuity.
FLUKE C1600 - Test Accessory Carrying Case.
Amprobe 5XP-A AC/DC Compact Digital Multimeter with VolTect™
Fluke 117 Electrician's Multimeter with Non-Contact voltage
Fluke TPak magnetic meter hanger kit
Fluke 77 IV Series Digital Multimeter
Fluke 179 Digital Multimeter
Fluke 175 Digital Multimeter
Fluke PRV240 Proving Unit
Fluke 116 HVAC Multimeter with Temperature and Microamps
Fluke 114 Electrical Multimeter