Sorry the special flask can’t be used to hold your favorite beverage, but if you want to charge your mobile device on the go, PowerFlask the flask shaped backup battery will help you.
PowerFlask is a portable charger designed to offer a handy way to charge your mobile devices. As we can see from the images, the portable USB charger is shaped as a traditional flask, of course, there is no space to hold any liquid, but the built-in 13000mAh rechargeable battery is large enough to charge your multiple mobile devices, and the two USB ports allow you to connect two USB-enabled mobile devices for charging at the same time. Apart from that, the backup battery also features two built-in ultra-bright LED flashlights for emergencies, and ships with 2 30-pin connectors for iOS devices, a micro USB charging cable and a dual micro USB charging cables.
PowerFlask backup battery is priced at $89.95 USD. If you’re interested, jump to Digital Treasures for more details or check out the following demo video first.
Additionally, if you need other options, you might like to check the rugged backup battery and more via “backup battery” tag.