Ecsem 10000mAh Power Bank IP56 Waterproof Dustproof Shockproof Portable Hight Capacity External Backup Battery & Travel Charger with 2.1 A Output for For iphone 4/4s,iphone 5/5c/5s Nokia ,iPad iPods, Samsung Galaxy S4, S3, S2, Note 2, HTC One, EVO, Thunderbolt, Incredible, Droid DNA, Motorola ATRIX, Droid, Google Glass, Nexus 4, LG Optimus All-Weather Power Bank: Waterproof, dustproof, and shockproof; tough body with Ingress Protection Rating of IP56 Large capacity batteries for long time operation 10000mah It has protective design of over charge, over discharge, leakage and intelligent automatic short circuit to ensure the reliability of the product No AC wall charger is provided, but the it can be recharged using the supplied micro-USB charge cable with any USB charge ports, including most computer USB ports and USB wall chargers.