Description
Battery Charging Tester
Features:
* Really easy to use and practical.
* No need additional power supply, just plug and play.
* Showing Voltage for 5-6s, then Current for 5-6s, voltage …current ..
* It can measure the out put voltage of the USB port and the device operating current.
* Working with all USB chargers.
* Easy to find bad USB cables.
* Current flow is very low(0.3-0.5A) and the voltage is 5.1V stable
* Just note, some USB ports are limited to 0.5A, then the voltage drop to 4.7-4.88V (Laptop USBs mostly).
Specification:
Color: Blue (As the picture shown)
Material: Plastic
Voltage: 3.5V-7.0V error 0.1V (From manufacture data)
Current: 0A-3A error 0.01A (From manufacture data)
Weight: 25g
Package includes:
1 x USB Tester
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