20000 ma/h Power Bank

A 20000 mAh power bank built to keep phones, tablets, and travel gear charged for days.

This high-capacity portable charger is sized for everyday carry yet holds enough power to top up a modern smartphone four to six times. It plugs into wall outlets, laptops, or USB-C sources to refill and routes that energy back out through fast-charge ports for your devices.

Why this 20000 mAh power bank works

• True high capacity: 20000 mAh is enough to keep most phones running through a long-haul flight, camping weekend, or full workday with charge to spare.
• Multi-device ready: Outputs let you charge a phone and a second device at the same time, so the family is not fighting over one cable.
• Compact for travel: Slips into a backpack pocket, glove compartment, or carry-on without taking over the bag.
• Built-in LED indicator: Power level lights make it obvious when it is time to recharge, no guessing in the middle of a trip.
• Everyday and outdoor use: Practical for commuters, students, road trips, and weekend campers who need a reliable backup battery.

Specs and details

• Capacity: 20000 mAh
• Available colors: Black, Red, White
• Portable form factor with LED status lights
• Compatible with phones, tablets, earbuds, and other USB-charged accessories
• Sold by Arbasa

Want more tech for your setup? Try our 150x Astronomical Telescope with Tripod & Phone Adapter.

Frequently asked questions

How many phone charges does a 20000 mAh power bank give you?
For most modern smartphones with a 4000 to 5000 mAh battery, a 20000 mAh power bank delivers roughly four to five full charges after real-world conversion losses. Older phones with smaller batteries may get six or more.

Can I take a 20000 mAh power bank on a plane?
Yes. A 20000 mAh power bank at around 74 watt-hours sits comfortably under the 100 Wh limit set by the FAA and TSA for carry-on lithium batteries. It must travel in your carry-on, not checked luggage.

How long does it take to recharge a 20000 mAh power bank?
Recharge time depends on the input wattage of the wall charger or USB source. With a standard charger expect several hours to fully refill it. Faster wall chargers cut that time noticeably.

Is a 20000 mAh power bank good for camping and travel?
Yes. The capacity is enough for multi-day trips where outlets are scarce, and the compact build fits easily into a daypack, glove box, or carry-on bag.

Shipped by Arbasa with tracked delivery. Returns handled per store policy.