The usb tester is a handy tool that can help you troubleshoot issues with your USB devices. This device allows you to test whether or not your USB ports are working properly and identify any problems with your connected devices. By using the usb tester, you can avoid potentially damaging your hardware and keep yourself safe from potential cyber threats.
Best Usb Tester
We believe that choosing the right usb tester should not be a complicated process. However, the overabundance of options can surely make things more challenging than it already is. But after doing intensive tests and head-to-head comparisons, we did manage to find seven worthy units.
1. Klein Tools ET920 USB Power Meter, USB-A and USB-C Digital Meter for Voltage, Current, Capacity, Energy and Resistance
The Klein Tools ET920 USB Power Meter is perfect for monitoring the amount of power being delivered to various devices, both via standard USB ports and Qualcomm Quick Charge ports.
It can monitor voltage (up to 20 volts) and current (0.05 amps up to 3 amps), as well as capacity/charge or energy delivery rates (calculated). You can store up to 10 readings in memory so that you don’t have to keep rechecking your measurements every time you plug in a device or switch ports.
Voltage overload detection will help safeguard against damages due to excessive voltages being applied on the port(s). The high-resolution LCD makes it easy for you see even low ambient lighting conditions, making this an ideal meter for use in darker spaces such as garages or workshops.. The durable cables make it easier than ever before access those hard-to-reach ports on your devices, whether they be smartphones, tablets, laptops etc..
- 3 to 20V DC
- Current: 0.05 to 5A (USB-C)
- Voltage and current overload detection
- Hi-resolution LCD
- Durable cables
2. 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
The Eversame 2 in 1 USB Type C Tester is a multifunctional device that can be used to detect the charging status and process of your USB-enabled or type c-enabled devices.
It also supports QC3.0, QC2.0 and BC1.2 standards for charging compatibility with various devices. This upgraded tester features an over-voltage protection, over-current protection, under-voltage protection, low energy protection and alarm system as well as a safety guard to protect against damage from accidental activation of the device’s output power supply while it is in use.
The 8 color LCD display offers multiple interface options which makes switching between them easy by pressing a key on the unit itself (instead of having to go through menus). Another great feature of this product is its professional safety guard which will cut off output automatically if there are any abnormal conditions detected on connected appliances such as high voltage levels or current overloads etcetera .
In addition, it has an alarm functionality that will sound when something goes wrong with the connection between the tester and its target appliance/device etcetera . Lastly, this usb type c tester comes equipped with a data saving function that will store all data collected during testing session even when power is turned off abruptly – meaning you’ll always have access to your most recent results without having to search for them manually.
- Professional safety guard
- Multiple color screen display modes
- Eversame promise
- Compatible with Galaxy S10/S9/Note 10 +, ChromeBookPixel, OnePlus and More
3. MakerHawk USB Power Meter Tester, Bluetooth USB Tester, Type-C Current and Voltage Monitor, USB Safety Tester, PD Battery Capacity Meter, Digital Color LCD Display Multimeter
The MakerHawk USB Power Meter Tester is designed to help you monitor the charging status of your devices and notebook. It supports Type-C interface, which makes it compatible with PD protocol as well as Qualcomm QC3.0/4.0 MTK protocols.
You can use this tool to measure the voltage and current of your device or laptop in real time without having to read any complicated instructions or go through a lengthy process that may not be user-friendly at all times. Simply connect your power supply and watch via Type-C cable, then press “Start” button on the meter for accurate readings within 0A-3A range (varying depending on model).
If you want to know more about how powerful your battery is aging or if there’s an issue with a certain charge port, simply switch over tovoltage mode and view its corresponding current curve graphically while listening carefully for abnormalities; likewise, incurrent mode lets you track fluctuations up until 3 amps before displaying results numerically on screen simultaneously–all incredibly easy thanks to the handy manual accompanying this product.
Plus, with 360 degree arbitrary rotation ability of LCD display panel included in every unit, no angle is off limits when measuring gadget voltages & currents. Overall design allows multiple users access at once without interfering each other by utilizing split keyboard feature: One side for computer connection(USB), another side type C phone line input(Type C) will make sure everyone can work together conveniently even from different distances away from PC Monitor Screen..
Easy installation&use–no need extra skill level required since full help menu accompanies every function key so nothing escapes novice user’s notice during set up (if needed). Portable & lightweight enough that carrying around isn’t burdensome unlike bulky analog meters like VOM etc.; passthrough AC adapter available optionally too should someone find themselves needing longer runtime than 12 hours when checking laptops rather frequently such as journalists working remotely during night shift etc..
Warranty 6 months manufacturer’s warranty plus 1 year Amazon customer service satisfaction guarantee.
- Supports Type-C interface full transmission compatible with PD protocol and Qualcomm QC3.0/4.0 protocol
- Voltage, current curve – online mobile phone, computer: automatically change the range within 0.00A-3.00A measurement range
- In addition, you can press the “Next Page” button to switch to the voltage measurement waveform diagram, automatically changing the measurement range from 4.5V-24V
- Voltages fluctuations are displayed in real time on your screen
- 5.. PC software support
4. USB C Tester,KJ-KayJI 2 in 1 Type C USB Tester Color Screen IPS Digital Multimeter(2021),Voltage,Current,Power,Temperature,Capacity Detector,with Clip Cable Support PD2.0/PD3.0,QC2.0/QC3.0,BC1.2
The latest upgraded version of the KJ-KayJI 2 in 1 Type C USB Tester offers a color screen IPS digital multimeter that can monitor data such as voltage, current, capacity, electric quantity, power and temperature of USB or type C Port Devices.
It is also capable of testing charging performance (speed and quality) for output wall/car/solar panel chargers and USB charging cables. With an 8 IPS main color display interface, it is easy to switch between displays while monitoring multiple data points simultaneously.
You can also test power bank capacity before using it by clicking the button to activate its Capacity Detector function. Lastly, this multifunctional tool comes with a clip cable support PD2.0/PD3.0 so you can easily attach it to any surface when in use; perfect for on-the-go measurements.
- New upgraded version offers 8 IPS main color screen display interfaces
- Supports PD3.0/PD2.0, QC3.0/QC2.0, BC1.2 and USB A or USB C port
- Can monitor voltage,current,capacity,electric quantity,power,load impedance,D/D- voltage and other data of USB
- Click the button to switch in multiple interfaces (supports flipping the screen to 180 degree)
- Test power bank capacity before testing
5. USB C Tester, 3 in 1 Type C DC5.5 USB Meter USB Load Color Screen IPS Digital Multimeter,Voltage,Current,Power,Resistance,Capacity Detector,with Clip Cable Support PD2.0/PD3.0,QC2.0/QC3.0
This USB C Tester is a 3 in 1 device that has an 8 interface color screen. It can measure voltage and current changes during the operation/charging process of various DC inverters such as mobile phones, notebooks, desk lamps, routers, set-top boxes etc.
The accuracy of the meter reaches 0.00001 which makes it very reliable for use with sensitive equipment. The wide applications include testing notebooks, car emergency power supplies etcetera but it can also be used to monitor charging status on your phone or switch different measurement interfaces by pressing a button.
The multi functions of this tester include temperature measurement as well as data tests like measuring energy capacity and checking whether a fast charge is being recognized correctly etcetera . It also features safe guarding measures like blocking unauthorized access when not in use and protecting against water damage from accidental spillsage while still allowing you to operate it even if wetted down
- High PrColor screen – 8 interfaces
- Wide Applications：With the USB tester, you are able to test notebooks, car emergency power supplies, routers and other DC products
- Multi Functions：Functions include screen flip, fast charge recognition, energy capacity detection, temperature measurement
- Safety Protection：Featured with over-voltage protection, over-current protection 、low-voltage protection、charging time setting and auto-off function
6. MakerHawk USB 3.0 Tester, USB Power Meter, 3.7-30V 0-4A Voltage Tester Multimeter, USB Current Meter Tester, IPS Color Display Voltmeter Ammeter, USB Charger Tester AT34
The MakerHawk USB 3.0 Tester is widely used in the quality inspection of digital peripheral products such as smartphones, tablets and other devices. It can detect the state of charge, voltage, current, power and other indicators at a glance which makes it one of the most convenient tools for gamers and electronic enthusiasts.
There is an 0.96-inch IPS high-definition color LCD display that displays all relevant data at a glance including state of charge, voltage, current etcetera. The wide viewing angle ensures easy reading even from difficult angles while long working life guarantees reliability over time. Fast charging recognition lets you know if your device is fast charged or not so that you don’t waste any valuable time with your phone plugged in when it’s not needed; QC0/QC0 compatible means this tester will work with almost every smartphone on the market today.
Data storage function preserves data even when there is no power supply: In addition to detecting appliances and measuring their parameters accurately ,the AT34 also has power off storage feature which allows users to store appliance capacity and energy data when mobile power goes off without disrupting testing results
- Guide Video
- 4-bit accuracy
- Measure the load equivalent impedance and power
- Thermometer function
- Celsius/Fahrenheit free switching
7. DROK USB Tester, USB-A 2.0 Digital Multimeter Dual USB Output Ports PD QC 3.0 Protocol with Color LED Display, Battery Charger Power Monitor, 7 Modes Capacity Voltage Current Power Display Voltmeter Ammeter for Laptop Power bank Phone Solar Panel
The DROK USB Tester is equipped with a digital color LED display screen that can be switched between 7 different modes. This makes it easy to see the data being measured, such as voltage, current and power.
It also has dual USB output ports that can support PD QC 3.0 fast charge protocol for charging your devices quickly and safely. Additionally, this meter can be used for capacity checking, capacity clear, over-voltage protection, under-voltage protection and short circuit alarm detection.
Overall, the multifunctionality of this device is great for testing various aspects of your devices or cables in one go. Lastly, it comes with a built-in battery charger which will allow you to monitor the health of your battery while it’s charging too.
- Digital color LED display
- 7 modes display
- Easy to use
8. USB Power Meter USB 3.1 Tester Digital Multimeter Current Tester Voltage Detector Lua Interpreter Integrated DC 26V 6A PD 2.0/3.0 QC 2.0/3.0/4.0 pps Trigge… (CT3+SM-LD-00)
The CT3+SM-LD-00 is a multifunctional power meter that can be used to measure voltage, current and power in various applications. It comes with an electronic load module that can be programmed to adjust the load value.
This makes it possible to get accurate readings even when working with high loads. There are two modes of operation – constant current and constant power – which gives you increased accuracy when measuring these parameters.
In addition, there is a 0~26V DC range as well as 0~6A maximum output capacity (65W Max 100W guaranteed). Additionally, this unit has a built-in Lua interpreter for data logging and analysis purposes (PC software required). With its PC software interface, you can also perform tests on low voltages and currents etcetera..
Overall, the SM-LD-00 provides enhanced performance over traditional meters by allowing more flexibility in terms of programming/configuration options and measurement results
- Optional Modules
- Constant-current and constant-power mode
- Load value is digitally adjusted
- 0~6.7A, maximum power of 65W Max 100W guaranteed in continuous operation
9. USB Meter X-DRAGON Digital Multimeter USB 2.0,Multifunctional Electrical Tester Capacity Voltage, Current Power Meter Detector Reader with Dual USB Ports,LED Display,7 Modes[Upgraded]
The USB meter is a multifunctional electrical tester that can be used to measure voltage, current, capacitance and power. It also has the ability to switch between seven different display modes.
This device comes with a wide measuring range of 3.2-15 volts, 0-3 amps and +/- 1% accuracy. Additionally, it boasts dual output ports which are perfect for both charging and data transfer purposes.
The display will show you the Amp as well as Volt readings in real time so that you have an accurate view of what is happening on the circuit board or device under test (DUT). This meter is widely used by technicians all over the world due to its precision, convenience and capability to measure multiple parameters simultaneously without any trouble at all.
Another great feature about this product is its compatibility with various devices such as USB cables/power banks etc.. You can use it for testing purposes without having any issues whatsoever.
- 7 Modes Monitor
- Simultaneously displaying of Amp and Volt in real-time
- Widely used
10. Gardner Bender GUSB-3300, Voltage, Polarity, Red USB Tester
The Gardner Bender GUSB-3300 is a versatile tester that can be used to detect AC/DC voltage and verify the correct polarity. It also includes a pocket clip for easy portability, making it ideal for use in tight spaces or on the go.
Additionally, it has high-impact housing to resist wear and tear. Additionally, this unit is very simple to understand and use which makes it perfect for those who are not familiar with electrical testing equipment. You will be able to get accurate readings quickly and easily with this tester.
- Check and detect for the presence of AC/DC voltage
- Verify correct polarity
- Includes pocket clip
- Durable, high-impact houusing
- Easy to use and understand
What to Look for to Have The Best Usb Tester?
There’s no denying that you need a USB tester for testing your USB devices. In this guide, we will help you find the best USB tester under $10.
Power and Size
The first thing you need to consider is the power of the tester. This is the most important aspect because it determines how portable the tester will be. The higher the power, the bigger the battery. If you are looking for portability, you might want to go for a portable tester. If you’re not looking for portability, you can probably go for something with a bigger battery.
The second thing you need to consider is the size of the tester. Most USB testers are compact and small, meaning that you can easily carry them around when you need.
The next thing you need to consider is the features of the USB tester. You need to know how many ports the tester has. Also, you need to consider whether the tester can be used for multiple devices.
The final thing you need to consider is the price of the USB tester.
What People Also Asking About Best Usb Tester?
You can use the best USB tester for testing your USB devices. If you still have questions about your new tester, check out these common questions.
Q: How do I use a USB tester?
A: The USB tester is used to check the functionality of your USB devices. For instance, you can use it to test that you have a working USB port on your computer and that there is enough power to your USB device. You can use a USB tester to test whether your USB port is correctly connected to your computer and to check the status of your USB device.
Q: How do I test a USB device?
A: To test a USB device, you should plug it into a computer, and then you should plug the same USB device into the USB tester. If the USB tester flashes, it will mean that the device is working fine. If the USB tester isn’t flashing, there are some common reasons for this. If the USB tester is flashing, but the device is not connected to the USB port, there is a loose connection between the USB port and your USB device. If the USB tester is not flashing, but the device is connected to the USB port, there is a loose connection between the USB port and the USB device. A working USB port would cause the tester to flash.
Q: What are the benefits of using USB tester?
A: Using a USB tester helps you to test whether your USB devices are working. If you are having issues with your USB devices, you can use a USB tester to test whether the USB port is connected to your computer. If you are unsure whether your USB port is connected to your computer, you can use a USB tester to test it.
Q: What are some common problems that can happen when testing USB devices?
A: There is a common problem that can happen when testing USB devices. This is when the USB port is not connected to the USB device. When this happens, your USB port will not be working properly.
There are a number of things to consider when choosing the right usb tester. Make sure that you get one that is compatible with your device and has all the features you need. Also, make sure that the price is affordable so that you can use it often.