NOBIS 20000mAh 45W Portable Charger (Green)

Quick facts

Brand: NOBIS
Price: USD 32.99
Rating: 4.50 (2857 reviews)

If you want one portable charger that can handle everyday phone top-ups and higher-power devices, the NOBIS 20000mAh Power Bank is built for the job. With support for PD 3.0 and QC 4.0 fast-charging protocols and up to 45W output via USB-C, it’s a practical pick for commuters, travelers, and anyone who carries multiple devices.

You can view the current price and full details on Amazon here.

The 20,000mAh capacity is designed to keep you going through long days—whether you’re traveling, working remotely, or packing an emergency backup for home. It can charge up to four devices at once using two USB-A ports and two USB-C ports (both Type-C ports support input and output), so you can share power without taking turns.

A smart LED digital display shows remaining battery from 0–100% for easy planning, and the USB-C port supports up to 45W input for quick recharging—NOBIS states it can recharge the bank in about 2 hours. Compatibility is broad, covering smartphones, tablets, laptops, SteamDeck, earbuds, smartwatches, and even drones.

20,000mAh rechargeable lithium polymer battery in a portable design
Up to 45W USB-C output with PD 3.0 and QC 4.0 fast charging support
Charge up to 4 devices at once (2× USB-A + 2× USB-C, with Type-C input/output)
Two-way fast charging: up to 45W input for faster power bank recharging (claimed ~2 hours)
High-precision LED digital display shows battery percentage (0–100%)
Built-in protections including over-charging and short-circuit protection, plus auto shut-off

In the box you’ll get the 20000mAh/45W power bank, a C-to-C cable, and an instruction manual. It also includes a 3-year limited manufacturer warranty.