The Best Usb Doctor of 2022 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best Usb Doctor of 2022. Check our ranking below.
2,442 (random num) Reviews Scanned
Rank No. #1
FORIOT 2Pcs USB Meter Tester LCD DC Digital Blue and Red Display Current Voltage Meter Multi-Function Tester Ammeter and Voltmeter Doctor Capacity Tester Power Indicator
- USB voltage and current tester can display voltage and current data at the same time, can detect a variety of power supply output voltage and current.
- The input and output voltage of the tester is 4V-30V, and the voltage resolution is 0.01V.
- The input and output current of the USB meter is 0-3A, and the current resolution is 0.01A.
- USB male plugged into a 5V charger, female socket plugged into a cell phone and other devices, you can directly read out the voltage and current parameters.
- USB current detector can measure the power supply or power consumption of cell phone charger, U disk and other products.
Rank No. #2
axGear USB Charger Doctor Voltage Current Meter Mobile Battery Tester Power Detector
- Can easily measure the operating current of the output voltage of the USB port and equipment
- Small size, no power, and other ancillary equipment, plug and play also detect USB charger output voltage and current are standard suitable for factories, Laboratory and users.
- Uses a new generation of power four semi~ double loop integral converter IC, with a precision bandgap reference, range accuracy, high precision, stable and reliable performance, strong anti~interference ability
- High temperature can be used for measuring USB powered or power consumption of the interface, mobile phone charger, U disk and other products.
- Current (0~2.5A) can detect mobile phone charger voltage compliance DC5V
Rank No. #3
USB 3.0 Tester, Eversame IPS Color Display Digital Multimeter Voltmeter Current and Voltage Monitor, DC 5.1A/30V/150W Power Meter Tester, Test Speed of Chargers, Cables, Capacity of Power Banks-Clear
- NEW Arrival USB Tester: Upgraded color USB tester feature a 12,800 pixel IPS HD colour digital LCD screen for clear readings; screen rotation function allows readings to be taking in different directions. Meanwhile, to ensure more accurate measurements, USB meter tester uses a sampling chip with an internal resistance as low as 1 milliiohm (1mΩ), reducing self-consumption while providing you with more reliable values.
- Multi-functional USB meter: USB meter tester is mainly used to detect USB charging current, voltage, capacity, power, time, etc, displaying accurate data for you in real time; detecting the quality of charger and cables, providing a safe charging environment for your valuable devices. USB tester can automatically detect different fast charging protocols, including APPLE 2.4A/2.1A/1A/0.5A; Android DCP/AFC; HUAWEI FCP 9V/2A, SCP 4.5V/5A; Samsung Qualcomm QC2.0/3.0.
- Power-off Memory Function: Testing the capacity of a power bank requires completing discharge process from 100% to 0, which will take a considerable amount of time to complete it. Power failure storage feature allows you to finish this process in one or more passes, as it will accumulate capacity again when power on again. Up to 9 sets of data help you easily calculate the real capacity. Screen can be shut off during this process or at night for distraction-free experience.
- Wide Test Range & Simple Operation: Input/Output Voltage: DC3.6-30V, Current Range: 0-5.1A. Large range of USB meter makes it widely compatible with USB-A port devices such as mobile phones, tablets, laptops, car chargers, power banks, wall chargers, cables, etc., displaying charging data to you in real time. USB tester is compact and portable, providing a safe environment for charging every time, wherever you go.
- What You Get: 1 Pack Multimeter USB Tester in Clear. 100% SATISFACTION WARRANTY: Eversame always stand behind our products, and we offer 12-month worry-free to every item. Your satisfaction is our priority. For any reason you are unsatisfied with our product at any time, please feel free contact us to get customer support, we will try our best to solve it in 24 hours.
Rank No. #4
HiLetgo LCD USB Current Voltage Doctor Charger Capacity Tester Meter Power Bank
- Display: Simultaneously display Amp and Volt in real-time
- Measuring Range: Voltage 3-9V, Current 0-3A, Accuracy: +/- 1%
- Memory function: The working time and Capacity have Memory function when power off
- Reset: Press and hold the RESET button for 3 seconds to reset
- Widely used: Perfect for testing phone, power bank, solar charger, car charger, tablet, computer, note book and so on
Rank No. #5
Eversame 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
- 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.
- 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.
- 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. )
Rank No. #6
USB Flash Drive 32GB Cartoon Doctor Model USB Drive Thumb Drives USB 2.0 Memory Stick for External Data Storage, Green
- Storage capacity: 32GB usb flash drive x 1, Green. Cartoon doctor model memory stick, thumb drives for data storage.
- Interesting exterior design, lightweight and portable. Compact and sturdy, and the Class-A chip ensures stable and fast data transmission.
- Suitable for data storage, transmission and sharing. Including music, photos, pictures, movies, video files, working files, programs, presentations, learning handouts and more.
- Plug and Play. No need to install any software. USB 2.0 connection. Compatible with Windows 7/Windows 8/Windows 10, MacOS / Linux, etc.
- Compatible with all devices with USB-A ports such as desktops, laptops, tablets, TVs, speakers.
SaleRank No. #7
diymore USB Tester USB Meter Tester Voltage Current Tester USB Battery Checker USB C Voltage Current Voltmeter Amp Volt Ammeter Detector USB Mobile Tester USB Cable Charger Detector LED Display
- 【 USB Power Mete Voltage Current Tester】 The USB volt meter checker can detects Voltage,Current,of the USB.usb c tester Perfect phone charger tester of charging speed and quality.voltage tester Measuring voltage: 3.0V-7.5V;measuring current: 0-2.5A.
- 【 Electrical Tester Upgraded Color Display Screen 】 Battery capacity tester current number is displayed in red and the voltage number is displayed in blue, voltmeter tester large size letters which is clear and easy to read.
- 【 Usb Tester Voltage Current Tester High Quality 】 USB cable tester usb amp read tester uses a new generation of power four semi double loop integral converter IC,usb c tester with a precision bandgap reference,range accuracy,high precision,wattage meter stable and reliable performance,strong anti~interference ability.
- 【 Voltage Meter Tester Wide Range of Application 】 USB voltage meter USB voltage checker can measure USB powered or power consumption of the interface,mobile phone charger,disk and other products. Easily measure the operating current of the output voltage of the USB port and equipment.
- 【 USB C Power Meter Small and Portable 】 Our Usb tester is smallsize and no power, just plug to detect USB charger output voltage and current.
Rank No. #8
USB 2.0 Charger Doctor Digital Multimeter YACSEJAO USB Digital Power Tester Current Voltage Monitor Voltmeter Ammeter Portable USB Detector Reader(2 PCS)
- 【Multi-Function Test】: The USB meter is widely used in the quality inspection of 3C digital peripheral products. It is the first choice for digital gamers and electronic enthusiasts. It can check the charging status, voltage, current, power and other indicators of the device at a glance in real time. 3.2-10V; measurement current: 0-3A.
- 【Cycle Display】 The charging power detector will display circularly when detecting current and voltage, which is simple to use, convenient and practical. Automatic switching of current and voltage: the time interval is about 3 seconds.
- 【High Accuracy】: Accuracy reaches 0.01, USB 2.0, this USB tester using sophisticated SMAT technology, can measure USB-powered equipment, and is compatible with QC2.0 / QC3.0 fast charging test.
- 【High-Quality Shell】: Small size, easy to carry, no additional power supply required, the shell is made of high-quality ABS material, high strength, good transparency, good impact resistance, stability, flexibility, rugged and durable.
- 【Test Range】Multimeter can improve the charging efficiency, protect the electronic equipment, perfect measurement for the tablet, cell phone batteries, rechargeable treasure, 5V routers and any other 5V USB digital device operating current, voltage, and battery capacity.
Rank No. #9
Generic USB Voltage Tester, Charger Doctor Digital Multimeter USB Tester Current Voltage Detector Battery Detector Right/Side Portable Meter
- Type: As Shown ,
- ❥Portable and easy to carry, convenient for testing devices, easy to see the current and voltage of devices.
- Can easily measure working current of USB port output voltage and equipment.
- Small size, no power supply or other auxiliary equipment, just plug and play.
- ❥ Easy to read, helps identify which chargers are generating the most current dump. This does the trick for troubleshooting.
Rank No. #10
DROK 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
- 【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 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.
- 【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.
- 【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.
Last update on 2025-04-08 / Affiliate links / Images from Amazon Product Advertising API
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- Specifications: How powerful they are can be measured.
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