Color:RCA BlackItem including:1x Wireless tattoo power1x USB tattoo power cableFeature:Five different voltage outputs are available for adjustmentMaterial：Aluminum alloyConnector:RCA3x 550 mA lithium batteryCharging time: 1.5- 2 hoursOutput fixed current：1AWorking voltage: 3.7VCharging voltage: DC 5V ± 0.5V 1000mAFully charged and fully powered for 2-3 hoursOutput voltage: 5 V , 6.5 V , 8 V, 9.5 V, 11V.Instructions：1. Long press the button 3 seconds to turn ON/OFF, default 5v output after booting,short the press power button to output function - pause, short the press power button again to output function-recovery (recovered voltage is - working voltage before pause).2.Double click to switch between these voltages form 5V ， 6.5V， 8V ， 9.5V ，11V.3.When to power is off, short press power button 2-3s will be show battery capacity，the first light is on denote the power less than 20%, the first and second lights are on denote the power 20~40%,the 1,2,3 lights are on denote the power 40~60%, the 1,2,3,4, lights are on denote the power 60~80% 5 pcs lights are on at the same time denote the power 80%-100%.
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