247 SB Single-pole phase tester, 0.5 x 3 x 70 mm The Wera single-pole phase tester to detect voltage in the 150-250 volt range comes equipped with a practical clip. Single-pole phase tester up to 250 V
Kraftform handle with sturdy clip
Hexagonal anti-roll feature against rolling away Application: Phase testing Standard ISO 57680/6 and VDE 0680/6 for up to 250 V