... status.4)Press the power button for 3 xeconds,,DC output is actived,Press the button again for ... value will be flicker,now we could ajust the DC output by press the button,after 3 seconds, ... the value not flicker,the value display is DC output value. Specification1. Battery Type: Li-Po2. Capacity ... phone connectors;2,1 USB sprial cable;3,DBK020(18V/2A) adapter5, DC cable(70cm length/size:5.5*2. ...