Usb Tester Power Banks of 2025
Best Choice1
FNIRSIFNIRSI USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter with App Software, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0
Why we love it
Versatile interface compatibility.
Detailed power monitoring.
Supports multiple fast-charging protocols.
9.8Exceptional
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Value for Money2
DROKDROK USB Tester, USB-A USB-C 2.0 Multimeter Dual USB Ports PD QC 3.0 with Color LED Display Battery Charger Monitor, 7 Modes Capacity Voltage Current Power for Laptop Power Bank Solar Panel
Main highlights- 【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 Two button. Once you plug in the meter, you can test the parameter you want. The button Ⅱ can switch 7 modes display——VA(Voltage & Current), C(Capacity), P(Power), VA+C, VA+P, C+P, VA+C+P. 1. Please note that The latter 4 models is cyclic display. If you dislike the cyclic display modes, Just press the button Ⅱ to former 3 modes which are all fixed display. When voltage ≥ 5V, power on and long press button Ⅰ for 5 seconds to activate output.
- 【Dual USB Output】 This item is equipped with USB-A USB-C 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.
- 【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.【Note】If you use USB-C IN and USB-A OUT, long press button I to Start Output.
- 【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.
9.7Exceptional
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3
YOJOCK10% OffYOJOCK USB C Tester USB Power Meter 2 in 1 Digital Multimeter 3.6-32V 0-8.0A Voltage and Current Tester, Type C Voltmeter Battery Capacity Volt Ammeter Power Bank USB Cable Charger Detector
Why we love it
Monitors multiple charging parameters easily.
Compatible with various devices and chargers.
Enhanced safety with over-voltage protection.
9.6Exceptional
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4
HiLetgoHiLetgo LCD USB Current Voltage Doctor Charger Capacity Tester Meter Power Bank
Main highlights- Widely used: Perfect for testing phone, power bank, solar charger, car charger, tablet, computer, note book and so on
- Reset: Press and hold the RESET button for 3 seconds to reset
- Memory function: The working time and Capacity have Memory function when power off
- Measuring Range: Voltage 3-9V, Current 0-3A, Accuracy: +/- 1%
- Display: Simultaneously display Amp and Volt in real-time
9.5Excellent
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5
YEREADWUSB C Tester Power Meter 2 in 1, YEREADW Digital Multimeter 3.6-32V 0-8.0A Voltage and Current Tester Meter, Type C Voltmeter Battery Capacity Volt Ammeter Power Bank Fast Charger Detector
Main highlights- Superior Charging Performance Monitoring: Monitor the charging performance of all USB and Type C devices, including wall and solar panel chargers as well as USB cables. This tester can accurately measure voltage (3.6V-32V) and current (0-8.0A), making it ideal for assessing power bank capacity and electric energy.
- Precise Power Bank Capacity Testing: Accurately test power bank capacity either by direct load testing or by calculation. To determine capacity, charge the power bank fully and divide the Wh reading by battery voltage (e.g., 35Wh ÷ 3.7V = 9.46Ah or 9460mAh), offering reliable insight into actual capacity.
- IPS Color Display with Easy Interface Navigation: This upgraded USB tester features a vivid, high-resolution display with eight color-screen interfaces. Easily switch views to monitor voltage, current, capacity, power, load impedance, and more, all in one glance.
- Comprehensive Safety Protections: Equipped with over-voltage, over-current, under-voltage, and low energy protection. This tester automatically cuts off power if it detects any issue, preventing damage to your devices. It also saves data during sudden power outages, preserving valuable information.
- Broad Compatibility with Quick Charging Protocols: Supports the latest PD and QC fast-charging protocols, including PD3.0/2.0, QC3.0/2.0, and BC1.2. Compatible with a wide range of devices, from the newest iPhone 16 Pro to MacBook Pro, Dell XPS, Chromebook, Surface Pro, and more, ensuring versatility across USB A and Type C ports.
9.4Excellent
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6
YEREADWYEREADW USB C Tester Power Meter 4-30V 0-6.5A, Voltage and Current Tester Meter, USB Capacity, Temperature, Working Time Ammeter Voltmeter Power Bank Charger Detector
Main highlights- Wide Applicability: Thanks to the PD protocol quick charging mode measurement technology. Measuring current: 0-6.5A; measuring voltage: 4V-30V. The wide test range makes this USB meter suitable for more 3C digital peripheral products, and it’s a cost-effective solution for anyone looking to optimize their electronic devices’ charging performance.
- LED Color Display Interface: This USB C Power Meter features a LED color high-definition display with high resolution and clarity. It can display voltage, current, power, capacity, energy, time, current direction, and CPU temperature, D+/D- voltage and other data of USB. You can easily switch between interfaces by pressing a key. Double-click the button to rotate the displayed content.
- Improved Measurement Accuracy: Our USB C Tester can accurately measure accuracy: ± (1%+5). The data is more accurate for detecting charging devices such as chargers, mobile phones, tablets, and power banks. Make this Type-C meter suitable for more 3C digital peripheral products, making it the first choice for digital gamers and electronics enthusiasts.
- Detect Various Fast Charging Protocols: The USB power meter supports PD2.0/3.0, QC2.0/3.0, FCP. SCP, AFC, PE, DASH VOOC and Super VOOC protocol charging. Whether you’re testing chargers, power banks, or any USB-C device, this tester is up to the task.
- Button Function: 1.Click the button once to switch screens in a cyclical manner; 2.Double-click the button to rotate the displayed content; 3.Press and hold the button (3 seconds): Clear all capacity, amount of electricity, timing.
9.3Excellent
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7
MakerHawkUSB C Power Meter USB C Tester, USB Multimeter 4-30V 0-12A Voltage Current Capacity Energy Power Digital Tester for Tablet Chargers Power Bank Cable
Main highlights- 【Wide Range】This USB voltage meter can measure voltage 4V-30V, current 0A-12A, Timing 0-99hours, power 0W-360W, capacity 0mAh-99999mAh, energy 0Wh-99999Wh
- 【USB C Power Meter】This USB tester can measure voltage, current, power, capacity, energy, time, temperature of USB-C devices, such as tablets, chargers, power banks, cables, etc. It supports bidirectional current and offline data storage
- 【OLED Display】This USB multimeter has a 0.77 inch OLED display with high resolution and brightness. It can show voltage, current, power, capacity, energy, time, maximum voltage, maximum current, maximum power, current direction and CPU temperature. Click the button to switch the interface, double-click the button to change the display direction, making viewing more convenient
- 【Fast Charge Test】This USB C tester supports fast charge test for PD2.0, PD3.0, PPS, QC2.0, QC3.0, FCP, SCP, AFC, PE, DASH, VOOC, SuperVOOC and more. It can detect the voltage and current of the fast charge device and show them on the screen
- 【Easy to Use】This USB power tester is plug and play, no need to install any drivers or software. It has a compact and portable design, easy to carry and store. It is a must-have tool for testing USB devices
9.2Excellent
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8
EversameEversame 2 in 1 Type C USB Tester Color Screen LCD Digital Multimeter, USB C Voltage Current Voltmeter Amp Volt Ammeter Detector USB Cable Charger Indicator DC3.6-30V/0-5.1A
Main highlights- WIDE RANGE OF APPLICATION: Thanks to the PD protocol quick charging mode measurement technology, this new multimeter supports the updated iPhone X mobile phone. (Support iphone 8 / 8P / iPhone Xs quick charging, 29W power, 5V3A / 9V3A / 12V2.5A / 15V2A). It also can be applied to test other type C devices, Compatible With Galaxy S10/S9/Note 10 +, ChromeBookPixel, OnePlus and More.
- UPGRADED MULTIFUNCTIONAL USB C POWER METER: Detects the charging status and process of your USB-enabled or type c-enabled devices. Supports QC3.0, QC2.0 and BC1.2. A Must Gadget checks the charging performance (charging speed and quality) of the output wall/car/solar panel chargers and USB charging cables. It can be also used to find the highest current of the Wireless Charger, and test capacity and electric energy of power bank.
- PROFESSIONAL SAFETY GUARD: Featured with over-voltage protection, over-current protection, under-voltage protection, low energy protection and alarm system. This upgraded USB Type C tester can detect safety and maximally protect the appliances from damaging. It will cut off output automatically and alarm by sound, while it will save data when power off suddenly.
- MULTIPLE COLOR SCREEN DISPLAY MODES: New upgraded version offers 8 LCD main color screen display interfaces, allowing switching the display interface by pressing the key. With the new interface settings, this instrument can monitor voltage, current, capacity, electric quantity, power, load impedance, D+/D- voltage and other data of USB.
- EVERSAME PROMISE: We have always believed that a stable and continuously improve product quality. We trust our products and we offer worry-free 18-month. For any reason you are unsatisfied with our product, just feel free to contact support for exchange or refund. WHAT WE PROVIDE: 1X USB Tester. (Note: If the USB Tester doesn’t display any parameters, please insert the small adapter being sent with the package into the side hole on the USB Tester, to trigger the PD Charging Function. )
9.1Excellent
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9
MakerHawkUSB C Power Meter USB C Tester, USB Multimeter 4.5-50V 0-12A Two-Way Measurement Gravity Sensor Voltage Current Capacity Amp Volt Voltmeter Ammeter Digital Tester for Chargers Power Bank Cable Gold
Main highlights- 【Support Testing of Almost All Type-C Protocols】This USB C cable tester supports fast charge test for PD2.0, PD3.0, PPD, QC2.0, QC3.0, FCP, SCPAFC, PE, DASH VOOC, SuperVOOC, etc. It can measure the voltage up to 48V of PD3.1 protocol. Supports two-way measurement. You can easily check the charging status and speed of your devices.
- 【Offline Storage and Battery Capacity Calculation】This USB multimeter can store the data when it is offline, and you can view the historical data when it is online. It can also calculate the capacity of power banks and various types of batteries. You can use it to test the performance and health of your batteries and chargers.
- 【High Precision USB C Power Meter Tester】This USB C tester voltage current tester can measure voltage, current, power, capacity, energy, timing, temperature, and record the maximum voltage, current and power values. It has the same accuracy as large professional instruments, and can display voltage and current curves in real time.
- 【Auto Screen Off and Wide Compatibility】This USB C watt meter has a built-in DC-DC switching power supply with very low power consumption. It can also automatically turn off the screen when there is no current, which can save power and extend the service life. It is compatible with various devices with Type-C port, such as laptops, tablets, phones, power banks, chargers, etc. It is a must-have tool for testing and monitoring your devices.
- 【8 Display Modes and 360 Degrees Rotation】This USB C meter has a high-definition color screen, which can display 8 interfaces. You can switch modes with the button. The screen can also rotate 360° automatically according to the gravity sensor, which is convenient for viewing from different angles.
9.0Excellent
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10
FancyWhoopUSB Tester Power Meter, 16-bit ADC USB Bidirectional Tester Support 6.5A High Current Tester Real Time Charging Power Test for Charger, Various Data Cables, Power Bank, Charging Detection
Main highlights- Real-time Charging Power Test: The 6.5A high-current USB interface can directly detect changes in charging power and provide dynamic updates to help you understand the device's efficiency at any time. Efficient work, no delay, very suitable for electronic device maintenance and quality inspection
- Multi-scenario Applicability: Comprehensive coverage of chargers, various data cables, power banks, and charging detection, with clear interface performance at a glance. If you are the owner of a repair shop or want to test the performance of household appliances, you can easily solve this problem
- Multi-page Display with One-click Switching: real-time display of voltage, current, and power measurement values, as well as independent range display (production may change due to handshake protocol when there is a protocol). The default value is the maximum range recommended on the table body. Capacity statistics, temperature display, etc. All measurement data can be switched through various interfaces
- Multi-functional Dual USB Ammeter: high-definition 1.06-inch IPS display screen, real-time charging power detection. CNC metal casing is durable and long-lasting. High-precision voltage and current monitoring is a professional level testing device (please note that both interfaces of this USB bidirectional tester are USB)
- Excellent Chip Precision Measurement: equipped with a 16-bit ADC chip to ensure high precision and low power performance. It has excellent high reliability and stability characteristics. In the field of high-speed signal processing, these chips can work stably in extreme environments and are widely used in industrial automation, automotive electronics, aerospace, and other fields
8.8Very Good
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