Keeping your devices charged up while traveling and such can be a hassle. I'm sure you've seen everyone huddled around the single outlet trying to charge up their smartphone. Well you won't need to join that party if you pick up an external battery pack, and this Anker Astro E5 battery pack has enough juice to keep you charged up for quite some time. It's coming in at a 16,000mAh capacity, which is more than 4x what most smartphone batteries have as capacity. There are also two USB ports, so you can charge your tablet or smartwatch at the same time.
On top of all that, it is also on sale today, going for just $36.99. Which is a great price, from a very reliable company in Anker. You can grab yours from the link below.