ULTRA THIN LUXURY brushed aircraft grade aluminum case. Ideal to carry in your pocket, purse or briefcase. Holds power for up to 6 months without use. Includes wall adapter. HANDY BACKUP BATTERY for anywhere you go including travel, camping, festivals. Perfect for your long days on the road or for long plane flights. A must have for anyone that who depends on a phone. It comes in handy when you are away from power source.Short circuit protection. Equipped with sophisticated over-current, over-voltage, over-heat protection circuit, keeps your charger and devices safe at all times.Over 500 charge cycles over the life of the battery.