DROK Dual-USB Output Charging Tester DC 5V/2.1A Digital Ammeter Voltmeter Red/Blue LED Display For IPad/IPhone
Product Features :USB charging voltage and current dual displayOne-input , Dual-outputOUTPUT Ⅰ ( two functions ) :Data communication function : mobile phones or other mobile device and a computer for data transferCharging voltage output function: suitable for most of mobile phones , mobile power , tablet PCs and other USB devices, if with Original Charger or other with high-current Identify resistance charger, can also supports IPad, IPhone and Samsung S4 " High Current " charge.OUTPUT Ⅱ (one function):Charging voltage output function: Apple Special Type ,only suitable for IPad, IPhone and  Samsung S4 " High Current " chargeTechnical parameters:Supply voltage, test voltage: 3.2 ~ 10VTest Current: 0 ~ 3A (10A Maximum, If more than 3A, can not work continuously)Operating Current: <20mADisplay: 0.28 "LED, Red/BlueDimensions: 69 x 26 x 14mmUSB extension cable: about 120mmMeasuring rate: ≥ 500mS / timesAccuracy: 1% ( 2 digits)Extreme working conditions:Low supply voltage: +3.2 VMaximum supply voltage: +10 VWorking temperature: -10  c~ +65 cOperating Humidity: 10 ~ 80% (non-condensing)Working pressure: 80 ~ 106kPaSun exposure: no direct exposurePackage Include:1x USB Charging Voltage Current Monitor