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Tester USB voltmeter ammeter power/capacity tool of test Mobile for charger wall-mounted

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~~£18.89~~

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Sold by HERSAMA

Product information

Features:

1. The tester of power supply USB can measured the voltage of load USB, the current and the capacity of discharge at the wire of the time.

2. This tester can be used for check the performance of cables USB, of charger wall-mounted, of charger of car and of banques of power supply.

3. Compatible with the charger fast, the tester of power can operation up to 20 V and n'interfere not with the negociation of load fast.

4. Display empty with function of memory after the power off, the wattmetre is performance according to a rule strictly.

5. With the button of reset, press on 3 to 5 seconds for that the screen either erased.

Specifications:

Item Type : Tester of power supply USB

Model : KWS-V21

Voltage : Voltage of input/output : 3,5-20 V, Resolution of voltage : 0,01 V

Current : Current of input/output : 0-3,3Has, Resolution current : 0,01Has

Precision : ±1 %

Loss of line : Aapprox. 0,1Ω

IN : the input is connected at the port of output of the charger.

RESET : button of reset, press during 3 to 5 seconds, the screen will be erased.

OUT : The terminal of output is connected at the port USB of the line of data.

Window of display of the voltage of input : 3,5-20 V

Window of display of the current of load : 0-3,3 Has (precision + 1 %)

Window of display of the capacity of the battery : 0-99999 mAh

Window of display of the time of travail : 0- Time of travail of 99 min and display empty with function of memory after the power off

List of package:

1 x tester of power USB

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