Kettős USB áram- és feszültségvizsgáló műszer Kettős kimenet Mobiltelefon power bank akkumulátorkapacitás-tesztelő táblázat
Dual USB current and voltage testing instrument Dual output Mobile phone power bank battery capacity tester testing table
Product description:
Measuring range: DC 3V-9V, current: 0-3A (error: ±1% ) maximum support 5A
5A current (the error will be 3% larger after more than 3A). Weight: 25g Packing: anti-static bag
The USB voltmeter ammeter can easily measure the output voltage of the USB port and the working current of the device! (Please note: it can only truthfully display the real-time working voltage and current of electrical appliances, and does not have the function of a discharge meter, that is, it cannot set a certain voltage and certain current to discharge! Small size, no power supply and other auxiliary equipment, namely Plug and play! It also detects the charging current and voltage of any USB charger (computer USB, home charger, car charger) to determine whether the performance of the charger and the performance of the charging cable meet the requirements! The scope of application is wide, any Mobile phones, any electronic products, can be used, easy to operate, suitable for factories, exhibition demonstrations, laboratories and users!
Features:
1. This product can measure the voltage of the USB power supply device when it is empty and loaded, and the voltage and current of the USB terminal device when it is working.
2. Current and voltage cycle display, easy to use and practical.
3. Small and easy to carry, no need to connect to a power supply
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