10 Best Usb Power Tester In The Us - Black Friday 2024
FNIRSI USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0
Main highlights- 【Updated USB Tester】FNIRSI FNB58 has a 2.0-inch TFT LCD display, integrated USB-A, Micro-USB, Type-C interface. It is a USB voltage andcurrent detection meter and a mobile communication terminal fast charging trigger with gravity sensor
- 【USB tester detection function】The resistance measurement of the wire by the differential pressure method. E-Marker Cable chip reading. DASH Cable data reading. Record of startup time. Onboard temperature measurement. PD monitor. Analog DASH cable
- 【Parameter Recording】The highest six-digit display of voltage, current and power. 10 sets of switchable capacity, power etc. Support low-speed waveform drawing, 2 sps-100 sps sampling rate. Support high-speed ripple drawing, up to 4 M sps sampling rate
- 【Note】In order to respond to the environmental protection policy and reduce the use of paper, FNB58 does not come with paper manuals. You can visit the website of FNIRSI on the box to download the manuals, including product update firmware, APP, etc
- 【Multifunction USB Digital Tester】FNB58 uses external 16-bit ADC, PD protocol physical chip. FNB58 USB tester can monitor the voltage, current, power, resistance, capacity, D+/D- voltage etc, it can be used to test the fast charging protocol of chargers
- 【Fast Charge Protocol Trigger Detection】FNB58 supports QC2.0/QC3.0, FCP/SCP, AFC, PD2.0/3.0, VOOC/WARP, Super VOOC 1.0/2.0 trigger. The above protocols all support automatic monitoring. MTK-PE automatic detection. Support QC2.O->PD2.0 protocol conversion
9.7Exceptional
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Value for Money2
WESTOBiG【Upgraded Model USB Tester with Bluetooth, USB Power Multimeter 4-28V 7A LCD USB A&C Voltage Current Power Tester Fast Charge Detection Capacity Measurement, PD2.0/PD3.0,QC2.0/QC3.0
Main highlights- 【Well-built and multifunctional】Equipped with a 2.0-inch color TFT LCD display, integrated USB-A, Micro-USB, Type-C interface. Measures power consumption of products such as USB interfaces, mobile phone chargers, and U disks, mobile phones mobile power supplies
- 【Parameter Detection and Recording】able to record 10 sets of data of the charge-discharge enegery recording and calculate the capacity of the built-in batteries; record 1 set of voltage and current curve up to 9 hours; supports low-speed waveform(voltage, current, D+/D-) drawing,etc
- 【Fast Charge Protocol Trigger Detection】supports trigger detection of various fast charging protocols, such as QC2.0/QC3.0 trigger, FCP/SCP trigger, AFC trigger, PD2.0/3.0 trigger, VOOC/WARP trigger, Super VOOC 1.0/2.0 trigger,etc.
- 【Blutooth function for ANDROID】For andorid smartphone users, there is an app to download. And open the bluetooth function you could synchronize the date to your smarthone and the computer. And there will be an overvolatge and overcurrent alarm in the app.
- 【 Curve Display】 D+D1 voltge curve can show the recharging protocols changes in real time; provides the high-speed power ripple measurement curve of chargers. Any abnormal charging status could be found immediately
9.6Exceptional
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3
Eversame22% OffEversame 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. )
9.5Excellent
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4
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. 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.
9.4Excellent
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5
Klein ToolsKlein Tools ET920 USB Power Meter, USB-A and USB-C Digital Meter for Voltage, Current, Capacity, Energy and Resistance
Main highlights- VERSATILE USB TESTING: Test voltage from 3 to 20V DC and current from 0.05 to 3A (USB-A) and current from 0.05 to 5A (USB-C), covering most common standard USB ports, including Qualcomm Quick Charge ports
- RUGGED DESIGN: Durable, pocket-sized and light weight design with 6.6 ft. (2 m) drop protection stands up to jobsite demands
- OVERLOAD DETECTION: Detect voltage and current overload, ensuring the safety and protection of your devices and power sources during testing
- HIGH-RESOLUTION LCD: The hi-resolution LCD provides clear visibility of measurements, even in environments with low ambient lighting, ensuring easy reading of data
- EXTENSIVE MONITORING: Continuously monitor voltage, current, capacity/charge delivered, energy, and resistance (calculated) for up to 1000 hours, providing comprehensive data insights
- EASY SETUP: Simply connect the device in line between the source being measured and the power source for seamless and accurate measurements
- CONVENIENT DATA STORAGE: Store and recall up to 10 readings, allowing easy access to previous measurements for comparison and analysis
9.1Excellent
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6
MakerHawkMakerHawk USB Multimeter USB Voltmeter Ammeter Load Tester USB Voltage Current PD Battery Power Capacity Charger Type C Meter Tester LCD Display Cable Resistance QC2.0/3.0/4.0 N10 1.44 Inch Screen
Main highlights- 【Wide range of applications】: It can measure all kinds of USB chargers/PC/laptop/desktop computer/mobile phone/power bank/charger/discharge load/car charger/cable. Support Type-C interface full digital compatible PD protocol/Qualcomm QC3.0/4.0 protocol One table is compatible with multiple protocols, fast charge supports PD QC2.0 QC3.0/4.0 MTK and other protocols
- [Powerful after-sales service team]: As long as you have any questions about the product, we will solve your problem as soon as we receive your email. Your satisfactory purchase experience is our greatest hope! How to email us? Please click "MakerHawk-US" and click "Ask a Question" to email us! Looking forward to your consultation!
- [Note] : When PD power is not connected to the fast charge device, the power is not supplied by default. After the TYPE-C PD is inserted, the test screen is not on. 1. Flip the TYPE-C connector 2. Our built-in TYPE-C interface is used for connection and TypeC interface charger is used. According to the protocol, no load is connected and no power is supplied by default
- [New upgrade]: The product supports two-way insertion detection, increases the current direction to indicate the direction, with a 1.44-inch large LCD screen, 4 operation buttons and 5 connection ports. The plug with gold-plated USB contacts has a strong coating to prevent scratches, stains and damage
- [New reminder function]: Temperature alarm: over 45°C, the temperature display will flash; Voltage alarm: less than 3.8V or greater than 30V, the voltage display will flash; Current alarm: greater than 3A, the current display will flash
- [Flexible color display interface]: Supports 360-degree rotation of the screen to meet reading at any angle. You can rotate the screen by pressing the button corresponding to the horizontal menu bar. When plugged into various digital devices at any angle, positive readings can also be made, making the measurement more convenient
8.9Very Good
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7
KJ-KayJIUSB C Tester,KJ-KayJI 2 in 1 Tester Color Screen IPS Digital Multimeter(2024),Voltage,Cur,Pwr,Resistance,Elec,Temp,Capacity,Tme,Fast Charging,with USB Clip Cable Support PD2.0/PD3.0,QC2.0/QC3.0,BC1.2
Main highlights- 【WIDE RANGE OF APPLICATION】must use the OTG adapter (Micro-usb adapter) that comes with the USB tester, which supports PD3.0/PD2.0, QC3.0/QC2.0, BC1.2 and USB A or USB C ports , support newer iPhone/iPad Pro and Android phone. Compatible with new MacBook Pro, MacBook, iMac, iMac Pro, Dell XPS, Acer Aspire, HP Spectre, ASUE Zenbook, Lenovo Thinkpad, Eluktronics, Razer Blade Stealth, Chromebook, Microsoft Surface Pro and more USB C/USB A devices and charging device.
- 【Test whether fast charging is supported】Charger, insert the tester and Load into the charger to adjust the current to 3A, and "FCP" and "FAST" appear on the display interface, indicating that the charger supports fast charging. Cable, after connecting the charger, insert the cable into the tester and connect to Load, adjust the current to 3A, the display interface shows "FCP" and "FAST", indicating that the Cable supports fast charging.
- 【Test charger voltage and current】Support USB A Charger, USB C Charger. Connect Load, adjust the current to the charger support current, if the tester shows that the voltage and current match the charger support current, the quality of the charger is excellent, otherwise the quality of the charger is not good.
- 【Test cable voltage and current】Support testing Micro-usb cable, usb a to usb c Cable, usb c to usb c Cable. Use a charger with excellent quality after testing, insert the cable, connect the load to test the voltage and current of the cable, if the tester The displayed voltage and current are in line with the current supported by the charger, the cable quality is excellent, and the charging speed is fast; otherwise, the cable quality is not good, and the charging speed is slow.
- 【Test Power Bank/Phone mAh】Test Power Bank, 2 clicks to clear the Tester mAh data, fully charge the power bank, discharge quickly with Load, "Cap" will show how much mAh Capacity the Power bank has. Multiply by 90%. Test the phone, the phone is fully charged, 3 clicks to clear the Tester WH data, the battery is exhausted, WH/3.75=mAh Capacity x 1000 x 90%=close to cell phone battery capacity (Power bank battery same)
- 【Multiple detection functions of USB C Tester】USB C Tester can monitor the voltage,current,power,resistance,power,capacity,temperature of Micro-usb Cable/USB C Cable/usb a to usb c Cable/USB C/USB A device,charging time,Test Group and fast charging.Check the performance of USB C/USB A charger and USB C Cable/usb a to usb c Cable (charging speed and quality). It can also be used to find the maximum current of wireless chargers and test the capacity and power of power banks.
- 【Important Tips and 18 Month Warranty Service]】:When your device does not have a USB port, you can use an alligator clip to clamp the positive and negative poles and convert to USB before testing. When your USB-C device cannot be tested, please insert a small adapter, the small adapter will start the tester. If you receive a defective USB tester or if you have any questions, please contact us first to obtain a valid warranty replacement service for replacement or other assistance.
- 【IPS Color Display Screen】Provides 9 IPS color screen display interfaces, and the display interface is switched by buttons. USB Tester can detect data such as voltage, current, power, resistance, electricity, temperature, capacity, timing, fast charge, D/D-, V/V-, etc. It can also detect whether the charger, cable supports fast charging. (IPS HD color screen is clearer. Only the Screen rotation interface supports 180-degree flipping of the screen)
8.8Very Good
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8
FNIRSIUSB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0
Main highlights- 【Updated USB Tester】FNIRSI FNB58 has a 2.0-inch TFT LCD display, integrated USB-A, Micro-USB, Type-C interface. It is a USB voltage andcurrent detection meter and a mobile communication terminal fast charging trigger with gravity sensor
- 【USB tester detection function】The resistance measurement of the wire by the differential pressure method. E-Marker Cable chip reading. DASH Cable data reading. Record of startup time. Onboard temperature measurement. PD monitor. Analog DASH cable
- 【Parameter Recording】The highest six-digit display of voltage, current and power. 10 sets of switchable capacity, power etc. Support low-speed waveform drawing, 2 sps-100 sps sampling rate. Support high-speed ripple drawing, up to 4 M sps sampling rate
- 【Note】In order to respond to the environmental protection policy and reduce the use of paper, FNB58 does not come with paper manuals. You can visit the website of FNIRSI on the box to download the manuals, including product update firmware, APP, etc
- 【Multifunction USB Digital Tester】FNB58 uses external 16-bit ADC, PD protocol physical chip. FNB58 USB tester can monitor the voltage, current, power, resistance, capacity, D+/D- voltage etc, it can be used to test the fast charging protocol of chargers
- 【Fast Charge Protocol Trigger Detection】FNB58 supports QC2.0/QC3.0, FCP/SCP, AFC, PD2.0/3.0, VOOC/WARP, Super VOOC 1.0/2.0 trigger. The above protocols all support automatic monitoring. MTK-PE automatic detection. Support QC2.O->PD2.0 protocol conversion
8.7Very Good
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9
YOJOCKYOJOCK USB Tester Meter USB C Voltage Tester, 2-in-1 Digital USB Current Watt Multimeter, PD Battery Power Capacity Ammeter Voltmeter with Type C Connector
Main highlights- 【Wide Range Application】Widely used in the quality inspection of digital devices with USB-A and Type C peripheral. Great for testing and getting real draw ratings on various chargers and equipment, such as PC/Laptop/Desktop Computer/Mobile Phone/Power Bank/Charger/Discharge Load/Car Charger/Cable. With this tester, you can see clearly what was happening when charging various USB devices, ranging from iPhones, to Tablets and batteries.
- 【Unbeatable Design】This USB power meter with 4 operation buttons and 5 connection ports. The plug with gold-plated USB contacts has a strong coating to prevent scratches, stains and damage. This upgraded USB Type C tester can detect safety and maximally protect the appliances from damaging. It will cut off output automatically, while it will save data when power off suddenly.
- 【Multifunctional USB Tester】This USB tester support Micro USB or Type C Connector and fast charge mode recognition, it can recognize QC 2.0/3.0; Voltage/Current/Power/Capacity Detection, cable impedance measurement. 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 test capacity and electric energy of power bank. Measuring voltage: 4.5V-24.0V; measuring current: 0-8.0A.
- 【Important Note】When PD power is not connected to the fast charge device, the power is not supplied by default, both charger and charging device need support quick charge. As the tester is the one sided protocol design, if the display does not light up, please try to flip the Type C cable and try again. YOJOCK Promise to stand behind our products and provide a hassle-free 18-month warranty in case of product defects and friendly customer service.
- 【Flexible Color Display Interface】With a 1.44-inch large LCD screen, 4 operation buttons and 5 connection ports. Supports 360-degree rotation of the screen to meet reading at any angle. You can rotate the screen by pressing the button corresponding to the horizontal menu bar. When plugged into various digital devices at any angle, positive readings can also be made, making the measurement more convenient.
8.6Very Good
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10
AVHzY10% OffUSB 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
Main highlights- Wide Applications：With the USB tester, you are able to test notebooks, car emergency power supplies, routers and other DC products, monitoring current, voltage, power, capacity, power and other state of charge in real time.
- The tester and mobile phone enable to realize APP. And charging status, various measurement data & graph can be transmitted and viewed on your phone. You can switch different measurement interfaces by pressing the button.
- Safety Protection：Featured with over-voltage protection, over-current protection, low-voltage protection, charging time setting and auto-off function, the meter can detect safely and maximally protect the appliances from damaging.
- Multi Functions：Functions include screen flip, fast charge recognition, energy capacity detection, temperature measurement, accuracy measurement, two-way current measurement and other data tests(temperature probe is not included).
- High PrColor screen - 8 interfaces - Support USB, Type-C, DC5.5, micro USB. It can measure the voltage and current changes during the operation/charging process of various DC inverters such as mobile phones, notebooks, desk lamps, routers, set-top boxes, etcracy display. Its measurement accuracy reaches 0.00001.
8.4Good
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