Gardner Bender's GUSB-3300 USB tester is a three-function USB tester used for checking for the presence of voltage and testing for proper wiring and polarity. The tester features a high impact housing and a pocket clip. It features an LED that illuminates to easily indicate one of four different USB conditions dead port, ok port, reversed polarity and AC voltage present. Features a 1 year warranty.
Manufacturer: GRK FASTENERS
Model Number: 12075
UPC: 772691120755
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