Testo, Inc., the world’s leading manufacturer of test and measurement instruments, announces the DiSCmini, the smallest handheld instrument for the measurement of nanoparticle.

Extech Instruments, (www.extech.com/instruments), makers of the best handheld test and measurement tools, announce the new MG300, a true RMS multimeter with built-in insulation resistance tester and the added safety of wireless datastreaming for remote monitoring and datalogging.