The Hi-Line Utility Supply 4744K is a self-testing voltage detector that runs continuous, automatic self-tests confirmed by an intermittent flash and beep. It indicates voltage with an extra bright LED and audible signal, and may be used with rubber insulating gloves or hot sticks.
- Self-testing with continuous automatic verification
- Intermittent flash and beep confirms proper function
- Extra bright LED and audible voltage indication
- Use with rubber insulating gloves or hot sticks
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