- LCD Display Multi Meter: OKRAY’s USB Security Tester can clearly monitor the voltage, current, energy, capacity, temperature and charging time via your cellphone and other usb devices. It’s very useful and handy tool to measure the quality and continuity of your usb device at work.
- Measuring Range: Voltage: 3.0V-30V; Current: 0-5.1A; Capacity: 0-99999mah; Timing: 0-999hours; Power: 0-300W; Charge Accumulation: 0-999999MWH. Accuracy: +/- 1%.
- Real-time Charging Data Detector: It will record time once you use it. Within this data, you can clearly know the working condition of your devices (how fast to charge or how much time to get full power).What’s more, it will issue alarm if the device is full charged for effectively protecting device.
- Double Reversible USB Port: Exclusive design makes it easy to plug without checking for the connector orientation and meets your expectation on Data Sync and Battery Charging. It is perfect for using with your device safely.
- 24 MONTH WARRANTY: OKRAY 100% stands behind our products. If your new power charger can’t meet your expectation, just let us know – via Amazon! OKARY Customer Support will help within 24-Hours.
OKRAY stand behind of each product 100%, and our main goal is to offer the best possible service to all of you.
If there is any question or concern when using our product, please do not hesitate to contact us by email. OKRAY Support Team will help ASAP.
Size of Tester：60*24*14mm Input Votage:3.0-30V;
Cumulative Capacity Range: 0-99999 mah; Accuracy: 0.001Ah;
Charge Accumulation Range: 0-9999999 MWH; Accuracy: 0.001Wh;
Cumulative Power Range: 0-299.999W; Accuracy: 0.001W
Timing the Maximum Range: 0-999 hours; Accuracy: 0.001s
The Contents of Testing
Voltage of battery; Current of battery; Discharge capacity of battery; Quantity of electric charge; Power of battery; Timing.
Turn on Mode:
The LCD screen will show all parameters within 1s when you connect power supply by micro usb or male plug of usb with wire. (It is to check whether the LCD screen is good or not). Then you can see the parameters used last time. Only one key controls the meter, switches three display modes, and clears data. Pressing the button for 2-3 seconds, the data is cleaned and restart to record.
Input voltage is not over 30V, current cann’t exceed 5.1A; or may cause permanent damage to the equipment.
And when over voltage or under voltage, LCD screen displays a warning symbol and issue rapid beep beep sounds.
1PCS USB Charging Voltage Current Monitor