Just $21 today gets you this 20,000mAh 45W power bank with two built-in USB-C cables that double up as a handy lanyard

47% off/$21

Baseus 20,000mAh 45W power bank with dual built-in USB-C cables

Buy for $21 (Reg. $40)

Apply ZRO7998T during checkout. Prime-exclusive discount.

What we love

This compact Baseus power bank packs a massive 20,000mAh battery inside, which is enough to top up your phone multiple times on the go. One of the highlights here is that it comes with two built-in USB-C cables instead of just one that we typically see on most battery packs these days. They double up has a lanyard to make it easier to carry this unit around, and you also get an LED panel to show you the remaining charge.

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Baseus 20,000mAh 45W power bank with dual built-in USB-C cables features:

• Pocket-Sized & Emergency Ready: Designed for effortless everyday carry, this 20,000mAh emergency power bank measures only 4.3 × 2.6 × 1.2 inches and weighs 12.8 oz. Its slim, lightweight profile fits easily into pockets, small bags, and emergency kits. Whether you’re commuting, traveling, or facing a winter storm power outage, this compact backup battery keeps reliable power within easy reach—without the bulk.
• 45W High-Speed Charging: With up to 45W fast charging, this portable phone charger keeps your devices powered up in no time. It can charge an iPhone 17 Pro to 67% and a Samsung S25 Ultra to 60% in just 30 minutes, helping you stay connected during blackouts, storms, and unexpected outages. With 30W rapid input, the power bank also supports pass-through charging for ultimate convenience.
• Dual Built-in USB-C Cables: Experience clean, clutter-free charging with two integrated USB-C cables that eliminate the need for extra cables. Both cables of the USB-C power bank have been tested to withstand over 20,000 pulls and bends. Power up your devices instantly and lastingly by this portable charger USB-C, or share a cable with someone else when needed.
• Four-in-One Charging Convenience: Charge four devices simultaneously with a combination of built-in USB-C1 cable, built-in USB-C2 cable, USB-C port, and USB-A port. This all-in-one iPhone portable charger supports smartphones, tablets, earbuds, gaming consoles, and other USB-powered devices — ideal for home emergency use, car emergencies, and storm-related blackouts, everything you need from a reliable portable charger.