Stay fully charged while on the go with the Best Buy Essentials 20W 10,000mAh Portable Charger for Most Smartphones, Tablets and USB Devices. The power bank features a 20W USB-C port and two USB ports (12W total) to charge multiple devices simultaneously. Track the charging status and remaining battery with the LED indicators on the side. This power bank features a 10,000mAh capacity to allow for multiple device charges before needing to be recharged. And it’s backed by Best Buy, so can trust it will keep your devices charged while away from home.
Q: Does the portable charger have a built-in LED indicator to track the charging status?
A: The power bank features LED indicators on the side so you can track the charging status and remaining battery.
Q: What type of battery chemistry does the portable charger use?
A: The battery chemistry of the portable charger is lithium-ion polymer.
Q: Is there an on/off switch on the portable charger?
A: This portable charger has an on/off switch.
Q: How many devices can the portable charger charge simultaneously?
A: This portable charger has the ability to charge up to three devices at the same time.
Q: What is the maximum output power of the portable charger?
A: The maximum output power of the portable charger is 20 watts.
Q: How do I know when charging bank is completely charged
A: To determine when the Best Buy essentials™ 20W 10,000mAh Portable Charger is fully charged, observe the LED indicator lights located on the side of the device. During the charging process, these lights will blink to indicate the current charge level. Once the device is fully charged, all the LED lights will remain solid and stop blinking. Typically, the charger features four LED lights, each representing approximately 25% of the total battery capacity. Therefore, when all four lights are illuminated and no longer blinking, the power bank has reached a full charge. If you have any other questions or need further assistance, feel free to ask! Ivy | Best Buy essentials Support
Q: It came with a cord and none of my blocks at home fit it. Now what do I need to buy to charge it?
A: To charge your Best Buy essentials™ 20W 10,000mAh Portable Charger, you'll need a USB-C power adapter. The charger comes with a USB-C cable, so you just need a compatible power block. Here are a few options you can consider: 1. Best Buy essentials™ 20W USB-C Wall Charger: This is a reliable option that matches the power requirements of your portable charger. 2. Apple 20W USB-C Power Adapter: Another good choice, widely available and compatible with USB-C devices. 3. Anker 20W USB-C Charger: Known for its quality and fast charging capabilities. You can find these adapters at most electronics stores or online. Just make sure the adapter supports at least 20W output to ensure efficient charging. If you have any other questions or need further assistance, feel free to ask!
Customers value the 20W 10,000mAh Portable Charger for its good charging speed and portability. The battery life is also appreciated, with users finding the battery level indicator handy. Furthermore, customers find the charger to have a great overall performance and appreciate its small size and sleek design.
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

Stay fully charged while on the go with the Best Buy Essentials 20W 10,000mAh Portable Charger for Most Smartphones, Tablets and USB Devices. The power bank features a 20W USB-C port and two USB ports (12W total) to charge multiple devices simultaneously. Track the charging status and remaining battery with the LED indicators on the side. This power bank features a 10,000mAh capacity to allow for multiple device charges before needing to be recharged. And it’s backed by Best Buy, so can trust it will keep your devices charged while away from home.

5,000mAh lithium polymer battery with USB-C PD input/output and 15W max magnetic wireless charging. Total output up to 20W. Includes 30cm USB-C cable. Ultra-slim 3.5 inches design, lightweight at 3.7 ounches. Smart protection prevents overcharging and short circuits.

This ultra-lightweight, ultra-slim 10,000mAh power bank is 25% smaller and 15% lighter than others, making it a breeze to carry. In just 30 minutes, it powers your iPhone 16 Pro Max to 75%. Plus, it can charge three devices at once, perfectly catering to your on-the-go lifestyle. Plus, you are also back up with industry-leading 3-year warranty!

10,000mAh lithium polymer battery with USB-C PD input/output. Supports up to 15W magnetic wireless charging and 20W total output. Slim and lightweight at just .62 inches. Smart Charging Control protects against overcharging and short circuits
| Pros for Best Buy essentials™ - 20W 10,000mAh Portable Charger for Most Smartphones, Tablets and USB Devices - Black | |||
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| Charging Speed, Portability, Battery Life, Overall Performance, Size | Charging Speed, Portability, Overall Performance | Portability, Charging Speed, Overall Performance, Battery Life, Size | Charging Speed, Battery Life, Portability |