HUBBELL w/twist-lock plug 30A/125V
An arrangement or neon lights that visually indicate correct wiring, reverse polarity, open ground, neutral or hot wire
Just plug in to a single phase 30A twist-lock receptacle and see if the connections were made properly.
Comes with clip to attach to your tool belt. UL and C-UL listed. Same size as a standard Hubbell Twist-Lock Plug.