Gardner Bender's GUSB-3450 USB multimeter is used to confirm USB port voltage and current and check chargers， cables and USB ports. The tester features a high-impact housing and a pocket clip. Measure current draw， measure performance of solar USB chargers and test for proper wiring and polarity. The easy-to-understand display alternates between volts and amps.
Check voltage and current， check charging cables， measure current draw， and test for proper wiring and polarity
Durable， high-impact housing
Easy to use and understand
Includes pocket clip
Comment