Unibeauty is a registered trademark protected by the US Trademark Law. This tester can be a USB charging current- voltage- discharge capacity- intelligent device. It can be very easy to find digital device charging problems. Specifications: Size of tester：60*24*14mm Input Votage:3.0-30V; Input Current:0-5.1A; 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. Over voltage or under voltage Over voltage or under voltage, LCD screen displays a warning symbol and issue rapid beep beep sounds. Important Notice: Input voltage is not over 30V, current cann't exceed 5.1A; or may cause permanent damage to the equipment. Package Includes: 1 x Mini USB Tester Meter 
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