Experience the fusion of power and portability with the Anker Power Bank (20,000mAh, 30W), designed to rapidly power up your tablets and smartphones. Equipped with an intelligent temperature monitoring system, it ensures safety by maintaining cool operation, well below international safety standards. Its high-speed charging is universally compatible, serving a variety of devices from leading brands such as Apple and Samsung. Encased in a compact, travel-friendly design, this cutting-edge technology provides access to quick charging wherever you go.
Q: What is the capacity of this Anker power bank?
A: This power bank has a capacity of 20,000mAh.
Q: What type of battery does this power bank use?
A: This power bank uses a Lithium-ion battery.
Q: How many USB-C ports does this Anker power bank have for output?
A: This power bank has 2 USB-C ports for output.
Q: Is this power bank compatible with Apple and Samsung devices?
A: Yes, it is compatible with a wide range of devices, including those from Apple and Samsung.
Q: What is the maximum power output of this Anker power bank?
A: This power bank supports fast charging up to 30W.
Q: How does the Anker power bank ensure safe charging?
A: It uses an intelligent temperature monitoring system that keeps the temperature at least 10% below international safety standards.
A: Yes, the Anker Nano Charger (30W) can be used to charge the Anker 20,000mAh 30W Power Bank. This power bank supports power input at 5V ⎓ 3A, 9V ⎓ 3A, 12V⎓1.5A, 15V⎓2A, and 20V⎓1.5A, up to 30W. Using an Anker Nano II 30W PD wall charger is highly recommended for optimal charging performance.
Q: Is this Power Bank TSA compliant? Can I take it on an airplane via carry-on?
A: Yes, the Anker Power Bank (20,000mAh, 30W) is TSA compliant and can be taken on an airplane via carry-on luggage. Power banks with a battery capacity lower than 100 watt-hours (Wh) are permitted on airplanes, and your power bank fits within this guideline. Ensure the power bank is placed in your carry-on luggage, as power banks are not allowed in checked luggage. You can verify the battery's power capacity on the label located at the bottom of the battery. It is recommended to check with your airline prior to your flight, as rules might vary or change over time.
Customers enjoy the long battery life of this 20,000mAh power bank, finding it capable of multiple full charges for their phones and other devices. The inclusion of USB-C ports is also a plus, offering convenient charging options. However, some customers find the power bank to be large and heavy, making it less portable.
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.

Experience the fusion of power and portability with the Anker Power Bank (20,000mAh, 30W), designed to rapidly power up your tablets and smartphones. Equipped with an intelligent temperature monitoring system, it ensures safety by maintaining cool operation, well below international safety standards. Its high-speed charging is universally compatible, serving a variety of devices from leading brands such as Apple and Samsung. Encased in a compact, travel-friendly design, this cutting-edge technology provides access to quick charging wherever you go.

Charge your mobile devices including Smartphones, Computers, Tablets, earbuds and most USB devices with this Energizer power bank. The three outputs, including one Smart USB-A and two USB-C, can charge three devices at the same time. The 30W USB-C Power Delivery technology allows you to fast charge the new iPhones from 0 to 50% in only 30 minutes, and other USB-C devices. The 30,000mAh battery provides up to 108 hours of additional power to smartphones. The two 30W USB-C Power Delivery outputs also support laptop charging. One USB-A port charges devices at 18W to charge Android devices from 0-50% in 30 minutes. The LCD screen indicator shows the battery charging status at a quick glance. Energizer PowerSafe Management guarantees against short circuit, overcurrent, overcharge and overdischarge for your power bank and devices. You also get a built in LED light to illuminate the way!

Experience the convenience of portable power with the Anker Power Bank. Equipped with a 20,000mAh capacity and a 30W PD fast charge capability, this compact yet powerful charger ensures your devices stay powered up on-the-go. Its built-in USB-C cable offers hassle-free direct charging, while the intelligent color digital display keeps you informed of power levels and charging status. Perfect for your mobile phone or tablet, the Anker Power Bank is the travel-friendly solution to your charging needs.

Power up anywhere with the Anker Laptop Power Bank (25K, 165W). Featuring triple 100W USB-C ports, it fuels a MacBook and more simultaneously. The 25,000mAh capacity ensures long-lasting power, while dual built-in cables add convenience. Charge up to four devices at once, and enjoy 100W ultra-fast recharging—all in a compact, travel-friendly design.
| Pros for Anker - Power Bank (20,000mAh, 30W) - Black | |||
|---|---|---|---|
| Cons for Anker - Power Bank (20,000mAh, 30W) - Black | |||
| There were no cons for this product— |