1.To charge iPhones,iPad,mobile phones, MP3/MP4 D/VCD,and digital products 5000mah 2.Eletronic cigarette lighter 3. ... shows the power level.The central button is the indicator switch and torch switch.The 4 indicators Respectively indicate 25%, 50%, 75%and ... powerbankPress and hold the central button for 3 seconds to switch the torch light on, do it again to turn it ...