This power pack has a tracker built in, so it will be exceedingly difficult to lose

Although flagship smartphones are unlikely to adopt heavy-duty outer casing anytime soon, you can always prepare your device for the outdoors with a beefy case and and an external battery like this Nomad Tile Trackable PowerPack, available in the Boing Boing Store for $119.95.

The Nomad Tile can fully recharge an iPhone 7 over three times on a single charge and it's about the size of a thick wallet. The 9,000mAh battery can even recharge most full-size tablets, and it features both USB-A and C ports for maximum compatibility. It's rubberized polycarbonate frame is rated for military-grade shock resistance, so you don't have to worry when it inevitably falls out of your pack. Plus, built-in Tile Bluetooth tracking makes your lost battery easy to locate.

This battery pack is a mobile workhorse designed to keep your devices chugging no matter where you are in the world. You can get the Nomad Tile Trackable PowerPack today for $119.95.