Drei-Ve phase tester, triangular handle Drei-Ve phase tester. Thanks to its innovative triangular handle, the new phase tester simply feels more comfortable to hold. The Drei-Ve phase tester features an ergonomically shaped triangular grip made from transparent, impact-resistant plastic. The curved longitudinal contour optimises the contact pressure, and the specially shaped clip on the handle ensures it stays securely in shirt or lab coat pockets. The phase tester is manufactured in accordance with the current DIN standard and is VDE/GS-approved. W 3.0 mm x L 65 mm, test range: 150 - 250 V AC, size: 155 mm Technical details