3pcs USB Volatage/Amps Power Meter, Tester Multimeter Test Speed of Charger, Cables, Computer, Power Bank (USB White)
USB Power Meter can be connected to the charging adapter, and can also connect the charging cable plug, easy to find digital devices charging problem existed
Multifunctional tester intelligent memory charging capacity data, monitoring and memory measurement data, up to 10 sets of measurement data stored, the data can be a button to clear, the data self-protection is not lost
High voltage or low voltage will be alarm, LCD screen arrow, the backlight LED will alarm prompts through flash. Press the button LED screen will be light on 30S
Accuracy: plus or minus 1%, accurate measurement data. Input Voltage: 3V-15V, Voltage Resolution: 0.01V, Test Current: 0.05A-3.50A, Current Resolution: 0.01A, Capacity Range: 0-19999mAH
Multimeter can improve the charging efficiency, protect the electronic equipment, perfect measurement for the tablet, cell phone batteries, rechargeable treasure, 5V routers and any other 5V USB digital device operating current, voltage, and battery capacity
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