Phase tester Drei-Ve Thanks to the innovative triangular handle, the new phase tester from Cimco simply fits better in the hand. The phase tester Drei-Ve has an ergonomically shaped triangular handle made of transparent and impact-resistant plastic. The curved longitudinal contour optimizes the contact pressure and the appropriately shaped retaining clip on the handle ensures that it stays in shirt and coat pockets. The phase tester is manufactured to the current DIN standard and VDE/GS tested. Test range volts 100 - 150 AC