It’s more expensive; you really should have a special charger to get the most out of it, and it’s somewhat bulky compared to the other portable chargers on the list. Zendure is one of the fastest-growing EnergyTech start-ups with a mission to make energy available and accessible. Thanks to its IPX7 rating, this power bank by Outdoor Tech can be submerged in 3ft of water for up to 30 minutes. That makes it well-suited to the most demanding conditions. It also has a built-in 100-lumen torch with three light settings – another useful feature for the great outdoors. The design is compact and relatively lightweight, while the 10,000mAh capacity gives you real-world performance of a little over three full smartphone charges. However, although there are two USB outlet ports, only one of these supports high-speed charging. The Kodiak Plus 2.0 does not have charge-through capability either.

power banks 2023: Portable charging for astronomers Best power banks 2023: Portable charging for astronomers

This 15,000 mAh, 12W charger from myCharge is a good alternative to the Techsmarter waterproof power bank above if you don’t need such a large capacity or the 45W power transfer.Most of the power banks on this list hold around 10,000 mAh — a standard size for recharging small devices like smartphones, Bluetooth headphones, and smartwatches. Though brands often claim their 10,000 mAh power banks can recharge smartphones five, six, or seven times — they rarely live up to those claims.

UNIFUN 10,400mAh waterproof power bank Review: UNIFUN 10,400mAh waterproof power bank

In this comprehensive buyer’s guide, we break down everything you need to know about power banks; capacity, charge times, inputs, outputs, solar capability, you name it. Our hope is that by using this guide, you’ll be able to hone in on the perfect portable power bank to suit your everyday needs. What Is a Power Bank? BioLite has three versions of the 'Charge' power bank. Here we'll look at the Charge 80 as it is the most powerful with the largest charge capacity.This monster can even provide an electric car with enough juice to travel five miles, so you won't have any trouble charging your devices for several days, including laptops, video equipment, drones, mini-fridges, and heaters. The Zendure SuperTank Pro 100W is the best power bank overall, which is why we gave it full marks in our full review. It has upgradeable firmware, a 138W output and a real-time OLED screen with current charging readouts and information. What is the best power station? Ugreen 2500mAh Power Bank: We really like this power bank and wouldn't hesitate to recommend it as a simple, elegantly-designed, high-capacity, reliable model. This bank gives you the extra boost of battery needed when you’re outdoors away from a power source, along with being built rugged and ready for drops in mud and water.