Don’t want to waste massive storage in your iPhone for offline maps, but need them for navigation? Take a look at TopoCharger, the iPhone 5 battery case with built-in topo maps may may be a nice solution.
The TopoCharger is a multi purposed battery case designed for iPhone 5 and iPhone 5s. As shown in the images, the iPhone 5s case features a simple, low-profile design, and comes with a 1460mAh backup battery that doubles the battery life of your iPhone 5/5s. In addition to built-in backup battery, the battery case also sports pre-loaded topo maps in the slim 3-ounce battery case, so you can effortlessly access offline maps without need of cell, data signals and iPhone’s internal storage. Apart from that, hardshell design protects your iPhone from bumps and scratches.
TopoCharger iPhone 5s case with backup battery and offline maps and its model for iPhone 4/4S will be available in June this year, and starting at $149 USD. If you’re interested, jump to Trimble Outdoors Network for more details. Additionally, also don’t miss the iPhone 5s case with health tracker.