Maxoak Bluetti AC20 Portable

Maxoak Bluetti AC20


Design & Build


Battery Performance





  • Lot of Ports
  • Easy to Carry
  • 62,400 mAh Output at 3.7V
  • Included Charging Cables


  • A bit Heavy

Why do you need a power bank

Nowadays we all use power banks, these are small battery packs, that are really helpful in situations, where we need a portable power source to charge our gadgets.

But many times when the power output provided by these small-sized power banks is not enough to charge a device fully, say a laptop, that’s where the Maxoak Bluetti AC20 Comes into the picture, this power bank can charge your laptops and power small appliances.

What do you get inside the box package

Bluetti AC20 box pack accessories
  • Maxoak Bluetti AC20 Power Bank
  • 1 Power delivery [AC] Adapter
  • 1 USB Type-C Cable
  • 3 Different Cables
  • A User Manual
  • Warranty Card

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Design & Build Quality of the Maxoak Bluetti AC20

Bluetti AC20 Powerbank

The Maxoak Bluetti AC20 is a power bank with a rectangular form factor, this feels like rugged and looks like a small briefcase, This power bank has a slim form factor, all thanks to its rectangular shape.

This weighs in at 7.6Lbs / 3.4KG. We feel this is a bit of heavier side for a portable power bank, but the weight is due to the solid build & the battery capacity of this power bank.

Features of Maxoak Bluetti AC20

Bluetti AC20 use cases

This power bank can easily charge your laptops and smartphones simultaneously, it is portable and can be carried anywhere with ease, This can be used for powering on small appliances or charging gadgets when in different situations.

Check out Bluetti AC50 Power Station Review!

Battery & Charging On the Maxoak Bluetti AC20

Bluetti AC20 battery

The Maxoak Bluetti AC20 Power bank is rated at 200Wh & has a capacity of 62400 mAh at 3.7V & 18000 mAh at 11.1V, which is more than enough to charge your smartphones and laptops simultaneously on the go.

This power bank has a charging lifecycle of 1000+ cycles & has s shelf life of 3-6 months, this also this comes with Battery Management System (BMS) like the other Maxoak Bluetti Power stations, This Enables Short Circuit Protection, Voltage Control, Temperature Control, and has Other Enhanced Safety Features.

The Maxoak Bluetti AC20 Can be charged by 3 ways, the AC Wall outlet, Solar Charging & via the Car charge port, with the provided cables.

You can just plug it into the AC wall outlet & this will get charged in 7 Hours or so, also this can get charged in just 1.25 Hours (Using 200W Solar Panels simultaneously with full sun), One can also use the 12V Car charge port to recharge the power bank and it will take about 7 hours to get charged.

I/O Ports in Maxoak Bluetti AC20

Bluetti AC20 input output ports
  • 1 AC 120W/110V Output Port
  • 1 DC 14-40V Input Port
  • 1 PD USB 2.0 Type-C Input Port
  • 1 DC Port 12V
  • 1 USB 3.0 Port with
  • 1 USB-A Port at 5V/2.4A

Which Devices can Maxoak Bluetti AC20 Power?

bluetti AC20 device charging times
  • Smartphones: 15+ Recharges
  • MacBook Air: 3+ Recharges
  • Led Lantern Light(10w) : 17Hrs of Usage
  • CPAP Device (60w): 2.8+Hrs Usage
  • GoProCamera (14w): 12+ Recharges
  • Mini Fridge(40w): 4.5+Hrs Usage time.
  • Air Pump(40w): 4.5+Hrs Usage Time


Bluetti AC20 simultaneous device charging

The Maxoak Bluetii AC20 Power bank is a good portable power source that one should have for their quick power needs, given the fact that I can also charge laptops & gadgets simultaneously, this would be great for small trips.

Use Code “bluetti22” to get 10% Off

Note: This is a Product Feature Review post, Images used in this article are taken from Maxoak Website & Bluetti AC20 Product listing on