DROK Pocket Digital Multi... has been added to your Cart

Ship to:
To see addresses, please
or
Please enter a valid US zip code.
or

Other Sellers on Amazon
Add to Cart
$14.07
& FREE Shipping on eligible orders. Details
Sold by: Amazon.com
Have one to sell? Sell on Amazon

DROK Pocket Digital Multimeter USB 3.0 Hub, OLED Display DC 13V Voltage Ampere Power Capacity 4in1 Multi Tester

4.7 out of 5 stars 1,963 customer reviews

Price: $39.97 & FREE Shipping. Details
In Stock.
Sold by DROK and Fulfilled by Amazon. Gift-wrap available.
OLED USB 3.0
    This fits your .
  • Enter your model number to make sure this fits.
  • 3 MODE USB MONITOR: Our sophisticated versatile USB digital multimeter kit is a utility tool for measuring voltage, current, capacity and power via your phone/battery. One button achieve the switching of 3 different modes (direct mode, quick charging mode and disconnected mode), super simple to evaluate whether the USB charger are outputting acceptable voltage/current to your device.
  • HIGH QUALITY OLED DISPLAY: 0.91″ OLED screen has the advantages of high brightness, high resolution, stable and clear digital display, low power consumption. The USB meter has large screen for four values displaying simultaneous; black background and bright white font, clear and easy to read.
  • MULTIFUNCTION: The feature-rich multiple USB detector has 7 different functions (screen rotation, screen closing, capacitance unite switch, capacitance storage, current zero calibration, over- and under-voltage alarm, operating mode selection). The multimeter not only can detect the power/quality of the chargers and USB cables but also support QC 2.0 fast charging.
  • WIDE APPLICATION: The handy USB tester can be applied to many electric devices, such as mobile phone, portable power bank, tablets, pad, camera. However, please NOTE that this tester cannot be used for inductive load, like the load with motor and fan, relay.
  • ORDER NOW: Are you still worried about the quality of your charger cable? Do you know the power use of raspberry pi or Arduino board or the performance of your solar charger in different conditions? The USB digital multimeter with 7 different functions can help you. So don't hestitate to click "Add to Cart".
2 new from $14.07 1 used from $31.15
Save 15% or more on Business, Industrial & Scientific supplies
For a limited time only, save 15% or more on the newest items in Business, Industrial & Scientific. Shop now.

Frequently bought together

  • DROK Pocket Digital Multimeter USB 3.0 Hub, OLED Display DC 13V Voltage Ampere Power Capacity 4in1 Multi Tester
  • +
  • Satechi USB-C Power Meter Tester Multimeter for New Macbook, Macbook Pro, Test Speed of Chargers, Cables, External Battery Capacity
  • +
  • Eversame USB Digital Power Meter Tester Multimeter Current and Voltage Monitor, DC 5.1A 30V Amp Voltage Power Meter, Test Speed of Chargers, Cables, Capacity of Power Banks-Black
Total price: $73.91
Buy the selected items together

Have a question?

Find answers in product info, Q&As, reviews

Please make sure that you are posting in the form of a question.

Don't see what you're looking for?
There was a problem completing your request. Please try your search again later.
All Product Information Customer Q&A's Customer Reviews

Product description

Size Name:OLED USB 3.0


Unacceptable voltage and current output from the computer, USB wall/car charge will do great damage to your mobile device.
Now here is DROK OLED Digital multimeter to help you have a better understanding of your power source, USB charger cable.

PARAMETERS:
Voltage range:DC3.7-13V
Voltage accuracy:±(0.2%+1 words)
Current range:DC0-3A
Current accuracy:±(0.8%+3 words)
Capacitance range:0-99999mAh
Power range:0-39W
Energy range:0-999Wh
Capacitance resolution:1mAh
Energy resolution:1mWh
Static consumption:about 10mA
Display screen:0.91" OLED screen

OUTSTANDING FUNCTIONS:
1.Mode selection:Press the key to choose among direct mode, quick charge mode and disconnected mode.
2.Over-voltage & under-voltage alarm:When voltage is higher than 5.3V or less than 4.7V, it shows an arrow to inform you of over-voltage/too-low voltage.
And the arrow will not stop flashing until voltage is within normal range.
3.Current zero calibration:The USB meter might have larger testing error in terms of small current due to aging components and changing environment.
To deal with such case, you need to have this meter done the current zero calibration.
4.Screen rotation:Long press the KEY for about 4sec and LED will light on, then release it when LED light off, in this way, its display screen will rotate.
5.Screen closing:Long press the KEY for about 6sec and release it later to close the display.
6.Capacity unit switch:Press the KEY for about 4sec and release it when LED light on and later light off, then you can choose to display capacitance in mAh or mWh.

ORDER NOW! Hurry to adding it to your cart.


Product information

Size Name:OLED USB 3.0

Technical Details

Additional Information

Warranty & Support

Warranty, Parts:Parts

Feedback

If you are a seller for this product, would you like to suggest updates through seller support?
Would you like to tell us about a lower price?

Customer Questions & Answers

Customer Reviews

Read reviews that mention

Top customer reviews

August 21, 2015
Size Name: LED Display|Verified Purchase
review imagereview imagereview image
0Comment| 184 people found this helpful. Was this review helpful to you? Report abuse
March 28, 2017
Size Name: LED Display|Verified Purchase
0Comment| 4 people found this helpful. Was this review helpful to you? Report abuse
July 20, 2016
Size Name: LED Display|Verified Purchase
0Comment| 4 people found this helpful. Was this review helpful to you? Report abuse
November 21, 2014
Size Name: LED Display|Verified Purchase
0Comment| 95 people found this helpful. Was this review helpful to you? Report abuse

Most recent customer reviews

Set up an Amazon Giveaway

DROK Pocket Digital Multimeter USB 3.0 Hub, OLED Display DC 13V Voltage Ampere Power Capacity 4in1 Multi Tester
Amazon Giveaway allows you to run promotional giveaways in order to create buzz, reward your audience, and attract new followers and customers. Learn more about Amazon Giveaway
This item: DROK Pocket Digital Multimeter USB 3.0 Hub, OLED Display DC 13V Voltage Ampere Power Capacity 4in1 Multi Tester
Pages with related products. See and discover other items: oled displays