Rated 4.7 out of 5 stars by 412 verified buyers
Anker 737 Power Bank (PowerCore 24K)
Professional-grade 140W USB-C portable charger built for demanding remote work laptops.
Being able to see the exact percentage and wattage on the screen is a game changer.
David K.
Verified PurchaseTrue 140W Power Delivery 3.1 output delivers rapid charging directly to high-draw professional laptops.
The smart negotiation protocol safely powers MacBook Pro, Dell XPS, Lenovo ThinkPad, and other USB-C laptops.
Massive 24,000mAh capacity built to sustain heavy workflows
5x
Phone Charges
Provides up to five full charges for an iPhone 13 away from wall outlets.
1.3x
Tablet Top-Off
Delivers complete power replenishment for an iPad Pro during remote sessions.
140W
Laptop Speed
Outputs maximum wall-charger wattage to keep professional laptops running at peak performance.
Real-time digital intelligence replaces guesswork
Precise Battery Readout
The integrated screen displays exact remaining percentage down to the decimal point.
Active Wattage Monitor
View live power flow metrics for every connected device instantly.
Time Remaining Estimator
Know down to the minute how long your current charge will last.
Intelligent Charge Safety
Advanced circuitry monitors thermal limits and voltage delivery continuously.
Rugged Travel Build
Engineered with textured ribbing and impact-resistant casing for bag carry.
Airline Compliant
Falls under the 100Wh threshold for standard carry-on luggage allowances.
Power multiple devices simultaneously without carrying wall bricks
Housed in the glossy top panel, dual USB-C ports and a single USB-A port let you charge your phone, tablet, and laptop at the same time.
140W
Maximum output via Power Delivery 3.1 to run professional laptops at wall-charger speeds.
24,000mAh
High-density lithium-ion capacity engineered to sustain heavy multi-device workflows.
3 Ports
Versatile configuration featuring two USB-C outputs and one USB-A output.
TECHNICAL SPECIFICATIONS
Engineered for uncompromising field performance
Built with high-density cells and intelligent thermal regulation for reliable remote operation.
Battery Capacity
24,000mAh
Max Charging Output
140W (Power Delivery 3.1)
Port Configuration
2 USB-C ports, 1 USB-A port
Display
Integrated digital display showing real-time wattage, battery percentage, and time remaining
Warranty
24-month
Physical Form
Rectangular brick with rounded edges and a side power button
Finish Material
Textured black ribbing, smooth silver-grey, and glossy top panel
Air Travel Compliance
Under 100Wh carry-on limit
OPERATIONAL RITUAL
Mastering your portable power workflow
Unboxing reveals the substantial weight of a high-capacity brick, arriving partially charged so you can test the digital display and port outputs immediately.
Plug your laptop and phone into the power bank before leaving the house, and check the digital screen to confirm fast-charge activation.
Recharge the power bank using an appropriate high-wattage wall adapter to reach optimal input speeds.
Store in a dry place, avoid dropping onto hard surfaces to protect the digital display and internal cells over years of daily carry.
Field-tested by remote professionals
Read how mobile engineers and off-grid workers rely on true 140W power delivery every day.
No more guessing games
David K.
Verified Buyer
2 weeks ago
Zero access to outlets
Jessica R.
Verified Buyer
Last month
Justifies the size
Marcus T.
Verified Buyer
3 weeks ago
Solid build quality
Elena P.
Verified Buyer
January 2026
Super smart design
Brian S.
Verified Buyer
Feb 14
Powers devices for days
Chloe W.
Verified Buyer
Yesterday
Frequently asked questions
Everything you need to know about capacity, airline rules, and device compatibility.
A 24,000mAh battery with 140W output requires physical space for energy density and heat management. It is built for travel and bag carry, not pocket use.
It utilizes intelligent charge monitoring and Power Delivery 3.1 protocols that negotiate the exact safe voltage required by your connected device.
At 24,000mAh, which equals roughly 86.4Wh, it complies with standard airline regulations for carry-on baggage under the 100Wh limit. Always check specific airline rules before flying.
Actual charge counts vary depending on the specific device battery size being charged and whether your devices are in active use during power delivery.
Recharging the power bank itself requires a high-output wall adapter, such as a 140W USB-C charger, to reach optimal input speeds and fill the internal cells efficiently.
Yes, dual USB-C ports and a single USB-A port allow simultaneous multi-device output for laptops, tablets, and phones.
Rated 4.7 out of 5 stars by 412 professionals
Secure true desktop power anywhere
Equip your mobile workflow with 140W USB-C Power Delivery 3.1 and real-time digital metrics.