We may earn a small commission on purchases made through our links.

Find any Amazon.com product's deals and best prices with our free Amazon deal finder and price tracker. Simply paste the product link (URL) or search by name in the box above. You'll get full product information, Deal Score, and all current deals. Shop smarter with the best Amazon deals finder in the USA.

x
Sorry, Something went wrong!
DROK

DROK USB Tester, USB-A 2.0 Digital Multimeter Dual USB Output Ports PD QC 3.0 Color LED Display, 7 Modes Capacity Voltage Current Power Voltmeter Ammeter for Laptop Power Bank Solar Panel

✅ In stock
F
Grade
💤 Not a Deal
0.08/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$14.28
Listed $14.28
Analysis Confidence 100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 10, 2026 1:27 PM · Prices & availability subject to change

Is This a Good Price on Amazon?

💤 Not a Deal
  • 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
  • 💰At 122% above its usual rate, this is currently priced higher than what most shoppers have paid.
  • 📉It has been quite a while since a more competitive price was available, lending today's offer solid comparative value.
  • 📈Prices have been moving higher lately — waiting risks paying more if that momentum continues.

How We Scored This Deal

Price Competitiveness 0/28
Recent Value 0/22
Market Standing 0.08/20
Deal Strength 0/20
Momentum 0/10

📝 Product Overview

🏪 Sold by Amazon.com

Product Details

✓【7 Modes Display Monitor】 DROK USB Tester is equipped with digital color LED display screen, which can be switched between 7 display modes. This multimeter can be used to measure voltage, current, power, capacity. Through the 7 modes, you can clearly see the voltage, current, capacity and power during charging. Only 1 button to switch the display mode, simple and handy.
✓【Dual USB Output】 This item is equipped with USB-A input and dual USB 2.0 output. The output ports support PD QC 3.0 fast charge protocol. This meter can auto identify the fast charge protocol, which can charge your device among 3.6V to 12V 3A. Output Ⅰ can be used for device charging and data transfer, and output Ⅱ can only be used for charging.
✓【Multifunction】 DROK USB detector can be used for capacity checking, capacity clear, over voltage, under voltage, over current and short circuit alarm, which is easy to test the power, quality and know the health condition of your device chargers or USB cables.
✓【Easy to Use】 The multimeter only has 1 button. Once you plug in the meter, you can test the parameter you want. The button can switch 7 modes display——VA(Voltage & Current), C(Capacity), P(Power), VA+C, VA+P, C+P, VA+C+P.
✓【Application】 DROK USB Meter can be used for the devices between 3.2-30V and 0-5A. You can use this for 5V 9V 12V 24V 30V solar panel, power bank, battery charger, USB able.

⚙️ Specifications

Brand
DROK
Power Source
Battery Powered
Style
Voltage Tester
Color
Black
Item Weight
0.27 g
Item dimensions L x W x H
3.5 x 3.1 x 1.2 inches
Min. Operating Voltage
3.2 Volts
Specification Met
CSA, ETL, ISO 9001
Upper Temperature Rating
65 °C
Measurement Type
Multimeter
UPC
700761211270 519397043823 601420008920
F
$14.28
Check Deal →