Gardner Bender 3 Function USB Tester, Voltage & Polarity

Gardner Bender 3 Function USB Tester, Voltage & Polarity Features:

• Used to check the presence of voltage and testing for proper wiring and polarity.
• Check and detect for the presence of AC/DC voltage.
• Verify correct polarity.
• Includes pocket clip.
• Durable, high-impact housing.
• Easy to use and understand.
• LED that illuminates to easily indicate one of four different USB conditions: dead port, ok port, reversed polarity, and AC voltage present.
• Dimensions: 2.8-in (L) x 0.87-in (W) x 0.62-in (H).