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Need even more battery power for your iPhone 4/4S? The mophie juice pack plus® has our largest battery which extends the battery life of your iPhone for hours! The juice pack plus also provides a comfortable ergonomic design with the complete protection of a dual-injected hard shell case with protective rubberized band.
Since it is designed to more than double the time you have to Rock, Talk, Surf and Send with your iPhone 4, the mophie juice pack plus is the ultimate iPhone 4/4S battery case for travel or business. The simple toggle switch allows for standby and charging mode so you only have to use the juice pack plus battery when you need it!