... :5000mAh 2,Cell type : polymer lithium-ion 3,Output voltage: DC5.5V 4,warranty:1 year portable ... ratio, security is more fully protected;3) Indicator: 4 LED indicator (Use Low Mid High), plug-and-play system ... Company: [Power bank/ mobile power ]shipping policy:We usually use express such as: UPS, FEDEX, EMX, DHL, TNT. ... s requirementsDelivery time : 15days Best gift! 5000mAh universal portable power bank