10 Best Power Banks 2025 in the United States

This Charmast power bank offers a handy 10,000mAh capacity, which is enough to recharge most smartphones about two times but might fall short for charging tablets or multiple large devices extensively. One of its standout features is the built-in cables—three output cables (for iPhone, USB-C, and Micro USB) and one input cable—so you won't have to carry extra cords, making it especially convenient for travel or daily use. It supports up to six devices charging simultaneously thanks to three built-in output cables plus three USB ports, which is great if you have multiple gadgets to power. Measuring about 5.7 by 2.6 by 0.7 inches and weighing just under 9 ounces, it’s slim and light enough to carry comfortably in a bag or even a large pocket. The digital LED display clearly shows how much battery is left, removing guesswork. Charging speed is good with up to 3A output, providing relatively fast power delivery to devices that support it. It’s compatible with a wide range of popular phones and tablets, including iPhones, Samsung, Google Pixel, and others, covering most user needs.

On the downside, while built-in cables add convenience, they can limit flexibility if a cable gets damaged or if you need a different length. Also, the 10,000mAh capacity is solid but not the highest available, so heavy users might need to recharge the power bank more often. This power bank is well-suited for users looking for a portable, all-in-one charging solution with multiple outputs and built-in cables, making it a practical choice for everyday carry and travel.

This magnetic portable charger packs a solid 10,000mAh battery, offering enough power to keep your phone, earbuds, and other gadgets charged throughout the day without being bulky. It’s lightweight and compact, making it easy to carry in a pocket or bag, which is great for travel or daily use. One standout feature is the ability to charge up to five devices at once through multiple ports, so you can power your phone, tablet, smartwatch, and more simultaneously without slowing down. The charger supports 20W fast charging, which means your devices will recharge quicker than with many standard power banks, saving you time. A built-in cable adds convenience since you won’t need to carry extra cords, and the clear LED display shows the exact battery level, so you always know when it’s time to recharge the power bank itself. Safety is well covered with protections against overheating, short circuits, and other risks, giving peace of mind while charging.

On the downside, while 10,000mAh is good for daily use, it might not be enough if you need to charge very power-hungry devices multiple times on a long trip. Also, the 20W charging speed is decent but not the fastest available if you have devices that support higher wattage. This power bank suits users looking for a compact, multi-device charger with smart safety features and easy power monitoring, especially if you own recent iPhone or Samsung models.

The Charmast 10000mAh Portable Charger offers a convenient and versatile power solution, especially for those who travel frequently or use multiple devices. One of its standout features is the built-in cables, which include 3 output cables and 1 input cable, eliminating the need to carry separate cables. With a total of 6 outputs and 3 inputs, it supports charging up to 6 devices simultaneously, making it ideal for users with a variety of smartphones and tablets including iPhone, Samsung, Google Pixel, LG, and more.

The included digital LED display is a useful feature that allows you to monitor the remaining battery percentage accurately, preventing unexpected power loss. The slim design (5.68''x2.63''x0.69'') and lightweight build (0.53lb) enhance its portability, making it easy to carry around like a lighter phone. Fast charging capability ensures your devices get charged quickly, which is a significant advantage for busy users.

However, with a capacity of 10000mAh, this power bank may not be sufficient for extended trips or heavy usage without frequent recharges. Additionally, while the variety of built-in cables is convenient, it might not cater to users with specialized charging needs beyond the standard USB-C, Micro USB, and Lightning ports. This power bank is highly recommended for everyday use and travel, offering reliability and convenience for charging multiple devices.