Tired of your phone dying away from home? Check out this compact power bank.

Power up to three devices simultaneously and at 4x the standard charging speed.

You’re away from home for the day, maybe at school, on a work trip, or just spending some time exploring the city. Unfortunately, you forgot to charge your phone before leaving home, and now your phone’s battery has run out of charge. Sound familiar?

Whether it happens often or just once in a blue moon, being stuck away from home without your favorite devices available for use is a major bummer — one that can dampen everything from your productivity to mood. Good thing there are practical ways to keep the batteries of smartphones, tablets, and more juiced up even when there are no power outlets nearby.

The Naztech 20,000mAh 18W PD + QC3.0 Fabric Power Bank lets you power up to three devices simultaneously at the fastest speeds possible. You can pick it up on sale in the PopSci Shop today for $59.99 and save 33% off its original price tag of $89.

This power bank makes it easier than ever to charge your favorite devices on the go. For starters, it packs 20,000mAh of power. With that much electric power available at your fingertips, you can charge most smartphones up to six times on a single charge of the power bank. To put that into a bit of context, that’s like adding 100 hours of talk time to your smartphone without needing to visit the nearest wall outlet. Even better, this power bank comes with a compact and sleek design. The power bank is as big as your average smartphone and weighs only 15 ounces, making it convenient to carry around all day.

On top of all that, this power bank delivers other essential features that make it a must-have accessory for any student, professional, traveler, or commuter. It features three Dual Qualcomm Quick Charge 3.0 ports so you can charge up to three devices simultaneously and at 4x faster than standard chargers. This makes it incredibly easy to power up your devices between classes and meetings or en route to any destination. Just as valuable, you can easily travel and work when using this power bank since it comes with plenty of safety features. These include a TSA-approved capacity, temperature regulation, and overvoltage, short-circuit, and overcurrent protection.

All in all, The Naztech 20,000mAh 18W PD + QC3.0 Fabric Power Bank lets you charge up your favorite devices on the go with speed, convenience, and safety. Get it on sale today in the PopSci Shop for $59.99.