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3 in 1 phase sequence non contact voltage tester pen


3 in 1 Phase Sequence Non Contact Voltage Tester Pen
* Measures just 13cm x 4cm (5.2 x 1.5) only slightly larger than a normal pen!
* Phase Sequence Pen: measure the phase sequence order of three phase alternating currents
* Line Finder Pen: look for the isopen of three phase alternating currents
* Neon-electroscope: check whether a measured connector is charging or not
* Operating frequency: 48-62Hz
* Operating pressure: AC90~600V
* Phase sequence and line finder readings take just under 5 seconds
* 1 minute auto shut-off to save battery life
* Power: x2 AAA batteries (not included)



3 in 1 phase sequence non contact voltage tester pen