10 Best

Usb Charger Testers

of April 2024

  1. Product Highlights
    • 【wide range of application】usb power meter comes with a otg adapter, usb tester is suitable for most usb a&c devices. it is suitable for iphone,for ipad, for galaxy,for pixel, for macbook, for chromebook, laptop, pc, power bank, mouse, keyboard, external hard disk, fixed load, adjustable constant current load, ect.
    • 【fast charge protocol trigger detection】 supports trigger detection of various fast charging protocols, qc2.0/qc3.0, pd2.0/3.0, bc1.2, fcp/scp, afc/dcp.
    • 【power bank capacity test】before testing, please fully charge the power bank, insert it into the usb voltage tester and double-click to clear the data, then connect the load or cell phone (continuous discharge is required), make sure that the discharge voltage is 5v or 9v (mah is multiplied by 1.35 when the discharge voltage is 5v; mah is multiplied by 2.45 when the dis...
    • 【multi-function usb c power meter】usb tester can detect the data of voltage, current, capacity, charge, power, temperature, resistance and charging time of a&c type port devices. it can test the charging performance (charging speed and quality) of output wall/vehicle/solar panel chargers, mobile power supplies, power adapters, test a variety of fast charging protocols. ...
    • 【ips color display screen】the usb tester provides ips color display interface, which can be switched by pressing the key. the readings are clear at a glance and easy to view. the instrument can monitor voltage, current, capacity, charge, power, load impedance, ect.
    • 【safety protection】usb tester with over-voltage protection, over-current protection, under-voltage protection, low energy protection and alarm system. therefore, this usb tester can check the safety and maximize the protection of electrical appliances from damage. it automatically cuts off the output and sounds an audible alarm, and saves data in the event of a sudden p...
  2. Product Highlights
    • Safety protection: featured with over-voltage protection, over-current protection, under-voltage protection, low energy protection and alarm system. so, this 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.
    • Support pd protocol:thanks to the pd protocol quick charging mode measurement technology, this new multimeter supports the updated iphone x mobile phone. (support iphone 13 / 12 / iphone xs quick charging only with ios pd fast charging adapter and cable). it also can be applied to test other type c devices, such as samsung galaxy s9 plus, google chrome bookpixel, oneplu...
    • Multi functional tester: multiple interfaces (usb input/output, type-c input/output and micro usb input),used to detects the charging status and process of your usb-enabled or type c-enabled devices.data transfer supported but have limitations,please refer to product description for using details .supports qc3.0, qc2.0 and bc1.2 ,mtk in different devices. it can be also...
    • Lcd multi-color display : upgraded version offers ips hd 9 lcd main color screen display interfaces, allowing switching the display interface by pressing the key. support english or chinese language show, and individual screen display for more visible enjoyment.
    • Otg adapter for free : it comes with a otg adapter,which enables you to expand your usb and micro usb function.(convert usb input connection port to micro port by insert otg adapter).we are always at your disposal for solving problems for you,buy with confidence,just place an order.
  3. Product 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 va...
    • 【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 sud...
    • 【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 als...
    • 【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, mak...
    • 【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-fr...
  4. Product Highlights
    • Fast charging identification, widely compatible: at24 supports qc2.0, qc3.0, i phone 2.4a/2.1a/1a/0.5a, andriod dcp, fast charging protocol identification, allowing you to know the charging status of your phone anytime, anywhere
    • 4-digit accuracy, more accurate measurement; measure load equivalent impedance and power; thermometer function, free switching between celsius and fahrenheit: using high-precision thermistor sensor; usb 3.0 interface: compatible with usb 2.0, support high current test, support usb3.0 interface mobile hard disk and u disk test. adopt 0.96-inch ips high-definition color l...
    • Multi-function tester: real-time detection of the state of charge, voltage, current, capacity, electricity, power, equivalent impedance, temperature and other indicators of electrical appliances at a glance. measuring voltage: 3.7v-30v; measuring current: 0-4a. the tester is widely used in the quality inspection of 3c digital peripheral products, and is the first choice...
    • Power-off storage, data guaranteed: at34 has a power-off storage function, which can store capacity and power data when the mobile power supply is powered off, which is convenient for subsequent viewing and facilitates the measurement of the capacity and power of the mobile power supply. note: other usb testers without power-down storage function cannot test capacity an...
    • Measure the quality of the charger: connect the same load, compare no-load and load, the larger the voltage drop, the worse the charger capacity and quality; the voltage drop is not obvious or the voltage rises (leisure loss compensation function). the better the load capacity, the better the quality
  5. Product Highlights
    • Wide applicability: this usb power meter measuring voltage: 4v-30v; measuring current: 0-6.5a. supports qc2.0, qc3.0, iphone 2.4a/2.1a/1a/0.5a, android dcp/afc, fcp(9v/2a)/scp(4.5v/5a), super vooc fast charge protocol identification, let you know the charging status of the phone. support for high current testing, support usb3.0 interface mobile hard disk and u disk test.
    • Ips lcd display: uses a 0.96-inch ips high-definition color lcd display to display the state of charge of the appliance, voltage, current, capacity, energy, power, equivalent impedance, temperature and other indicators at a glance. 4-bit accuracy for more accurate measurements.
    • Upgraded usb tester: real-time detection of the state of charge of the appliance, voltage, current, power, capacity and other indicators. yojock testers are widely used in the quality inspection of 3c digital peripheral products, and are the first choice for digital gamers and electronic enthusiasts.
    • Power-off storage, measuring data is guaranteed: this usb tester has a power-off storage function, which can store capacity and power data when the mobile power supply is powered off, which is convenient for subsequent viewing and facilitates the measurement of the capacity and power of the mobile power supply.
    • Measure the quality of the charger: connect the same load, compare the no-load and load. the larger the voltage drop, the worse the charger capacity, the worse the quality. the voltage drop is not obvious or the voltage rises, the better the load capacity of this charger, the better the quality.
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