USB Tester Digital Voltmeter Current Voltage Charge Capacity Detector Indicator
Below are the available bulk discount rates for each individual item when you purchase a certain amount
- Buy 5 - 19 and get 15% off
- Buy 20 - 99 and get 20% off
- Buy 100 or above and get 25% off
Digital Display USB multifunction tester 4V-30V Mini Current Voltage Charger Capacity Tester USB Doctor power bank meter Performance parameters.
- USB takes power, can be detected line quality.
- It can be very easy to find digital device charging problem.
- With precision current calibration, higher current accuracy.
- The phone is fully charged to automatically turn off the output.
- It displays the voltage and current data mAH, timing, easy viewing.
- Compact and easy to carry, no additional power supply, plug and play.
- USB male plug 5V chargers, mobile phones and other equipment female insert, read current and voltage directly.
- It can easily measure the output voltage of the USB port and the device operating current or load voltage.
- Regular power off: When it's showing 00:00H on screen, press and hold the button for about 3 seconds and there will be flashing numbers. Press the button for 0.5 second and each time you press the button, it will add 0.5 hour. Then press and hold the button for about 3 seconds to save.
- Over current protection and Over current protection: When it's showing 0.00A on screen, press and hold the button for about 3 seconds and there will be flashing numbers. Press the button for 0.5 second and each time you press the button, it will add 0.5A. Then press and hold the button for about 3 seconds to save.
- When it's showing home screen, press and hold the button for about 3 seconds to clear the stored data.
|Device Type||USB Current Voltage Capacity Tester|
|Voltage||DC 4V-30V (Over-voltage protection can be set arbitrarily)|
|Current||0-5A (Over-current protection can be set arbitrarily)|
|The test capacity range||0-99999 mA|
|Internal Resistance||0-999.99 ohms|
|Counting Timing||0-99 hours|
|Delay Timing||0-24 hours|
- 1 x USB Current Voltage Capacity Tester.
If you are not totally satisfied with an item that you purchased, you may return it at its new, original condition within 60 days of purchase for a full refund that you paid to us.
If the return is due to product defect, we will pay your return shipping postage. If returned for other reasons, return shipping postage will not be paid.
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