How to Use a Digital Multimeter or DMM: choosing a DMM, control settings on the DMM, and DMM features
User's Guide True RMS Multimeter Extech 430
Extech EX430-NIST True RMS Digital Multimeter (DMM) with NIST Cert | Transcat
extech multimeter 430: Search Result | eBay
IMS Company - True RMS Multimeter w/Infrared Thermometer. Extech Model EX470-A. Includes: Meter, Test Leads, Type K Temperature Probe, Protective Holster, 9V Battery and Three Year Limited Warranty. 132602 Multimeters
TK430: Electrical Test Kit | Extech Instruments
Extech 10 Amp 750-Volt Digital Multimeter in the Test Meters department at Lowes.com