KWS-V21 USB Tester Voltmeter Ammeter Power Meter Voltage Current Testing Tool
Specifications
| Return Shipping Will Be Paid By | Seller |
| All Returns Accepted | Returns Accepted |
| Item Must Be Returned Within | 30 Days |
| Refund Will Be Given As | Money Back |
| UPC | Does not apply |
| MPN | Does Not Apply |
| Brand | Unbranded |
| Type | USB Voltammeter |
| Color | black |
| Weight | 20g |
Feature:1. USB power tester can measure USB charging voltage, current and discharge capacity over time.2. Such tester can be used to check the performance of USB cables, wall chargers, car chargers and power banks.3. Compatible with fast-charger compatible, power tester can work under upto 20V and it does not interfere with fast charge negotiation.4. Empty display with memory function after power off, power meter is with high performance according to strict rule.5. With reset button, press 3-5 seconds can make that the screen will be cleared .Specification:Item Type: USB power testerModel: KWS-V21Voltage: Input / Output Voltage: 4-20V, Voltage Resolution: 0.01VCurrent: Input / Output Current: 0-3A, Current Resolution: 0.01AAccuracy: ±1%Line Loss: Aabout 0.1ΩIN: Input is connected to the charger's output port. RESET: Reset button, press 3-5 seconds, the screen will be cleared. OUT: Output terminal is connected to the data line USB port. Input Voltage Display Window: 4-20VCharging Current Display Window: 0-3A(accuracy + 1%)Battery Capacity Display Window: 0-99999mAhWorking Time Display Window: 0-99min working time and empty display with memory function after power offVoltage Range: 4-20VMaximum Current: 3AResolution: 0.01V, 0.01A, 1mAhPackage List:1 x USB Power Tester
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