• MAXOAK K3 36000mAh Power Bank - Maxoak
  • MAXOAK K3 36000mAh Power Bank - Maxoak
  • MAXOAK K3 36000mAh Power Bank - Maxoak
  • MAXOAK K3 36000mAh Power Bank - Maxoak
  • MAXOAK K3 36000mAh Power Bank - Maxoak
  • MAXOAK K3 36000mAh Power Bank - Maxoak
  • MAXOAK K3 36000mAh Power Bank - Maxoak
  • MAXOAK K3 36000mAh Power Bank - Maxoak
  • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak
    • MAXOAK K3 36000mAh Power Bank - Maxoak

    MAXOAK K3 133Wh/36000mAh Power Bank for Mac/Laptop

    Sale price US$139.99
    Regular price US$199.00

    • 【Portable Charger Designed For MacBook/MacBook Pro/MacBook Air Laptops】:Portable Power Bank with a Capacity 36000mAh(3.7V)/133.2Wh is Designed for Apple Laptops-MacBook/MacBook Air/MacBook Pro. Long-lasting Portable Charger Conforms to UL1642/UL2056/CE/FCC/ROHS/UN38.3/PSE Standards. Constructed with Lithium-ion Polymer Battery Cells& BMS control and 1000+ Long Recharge Cycles.
    • 【All in One Fast Charge】: It Has 4 0utput Ports. One 16.8V/4.6A for MacBook Pro & MacBook Air, One PD 2.0 Type C 5V/9V/12V/15V/20V/3A for 12inch MacBook, Newest MacBook Pro(13&15inch) with thunderbolt 3(USB-C)port and other PD Type-C Digital Devices like Laptop/Tablet/Smartphone with Type C Connector.Two 5V/2.1A For most Smart Phones, iPad, Tablet and more USB-Charged devices. You Can Charge Several Devices Simultaneously to Save You Much Time.
    • 【2 Ways Charging】:(1)Portable Charger Could be Charged by AC Adapter, AC Adapter Included fully Charged in 5-8 hours.(2)Another Charging Way is by PD2.0 Type-C Adapter. Input / Output Type-C Support Charge and Discharge with the Same Port. (Type C cable included).
    • 【Auto Power on/off & Smart IC】: K3 Portable Charger Can be Automatic Power On/OFF Once Detect is Connected/Disconnected. Smart IC Technology Automatically Selects the Most Efficient Charging Current to Recharge the Batteries with Low Energy Consumption. Multi-Protect Safety System Ensures Complete Protection for You and Your Devices.
    • 【The Package Includes】:1 x Laptop power bank(K3), 1 x Home charger, 1 x Type C to Type C Connector, 1 x DC to MacBook T Connector, 1x DC to MacBook F Connector,1 x Type-C Cable, 1 x Multifunctional Bag, 1 x Manual ( 12 Months Hassle-free 100% Satisfaction & Replacement Warranty ).

    Pay with Ease

    Translation missing: en.layout.footer.payment_methods
    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Meta Pay
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Venmo
    • Visa

    Fast Free shipping

    2 Years warranty

    30-Day Money-Back Gurantee

    Fast Free shipping

    2 Years warranty

    30-Day Money-Back Gurantee

    • Features
    • tech specs
    • FAQ
    • Videos
    • User Manual

    MAXOAK 36000mAh Power Bank(Upgrade Version called Model K3) is the first as well as the most compatible power bank for Apple laptops. If you are looking for an ideal power companion for your Apple products, K3 is definitely a great choice. With a capacity of 36000mAh to give extra life to your devices, K3 features four output ports, enabling you to charge your laptop, smartphone, and tablet simultaneously. Whenever you have power needs and wherever you are, camping, hunting, traveling, or just at home, you can always count on K3 to power up your Apple products.


    Power Bank Designed for Apple MacBook/MacBook Air/MacBook Pro (Range from 2006-2018) and Other PD2.0 Type-C Laptops/Tablet/Smartphone: Wide Voltage Range from 5V, 9V, 12V, 15V and 20V, Broad Compatibility for Various PD USB-C Devices. Huge Capacity 36000mAh/133.2Wh.

    Once fully charged, our K3 portable power bank can charge your Macbook (41.4Wh cell)2.2Times, MacBook Air (54Wh cell) 1.7Times, MacBook Pro 13inch (54.5Wh/49.2Wh cell) 1.7-1.9Times, MacBook Pro (76Wh cell) 1.2Times, iPhone X about 8.6Times.

    The PDUSB-C (5V. 9V. 12V. 15V. 20V/3A) is not only for recharge but also for discharge. That is to say, you can recharge it by USB-C via a fast-charging USB-C cable, but also use this USB-C output port to charge your MacBook/MacBook Air/MacBook Pro.

    The K3 is widely used indoors&outdoors due to its convenient usage. You can easily put it in your briefcase or backpack since it just looks like a book, flat and small.

    Constructed with A-grade Lithium-ion Polymer Battery Cells that provide 1000+ life cycles, the K3 also adopts the smart IC tech to automatically select the most efficient charging current to recharge the batteries with low energy consumption. Four intelligent LED indicators show the remaining power capacity.

    MAXOAK 36000mAh Power Bank (Model K3) provides 1 x Type-C toType C Cable, 1 x DC to Magsafe1 Cable, and 1x Magsafe 2 Cable, to assure maximum compatibility with a wide range of popular Apple laptops.

    You may also like

    MAXOAK K3 36000mAh Power Bank
    • What is the capacity of the K3?
      36000mAh(3.7V)/133.2Wh.we built in lithium-ion Polymer battery cell.
    • What laptops can be charged by K3?
      This power bank is especially designed for all series Apple Laptops including MacBook, MacBook Air and MacBook Pro.
    • Can it charge other usb-c device besides Apple laptops?
      Besides Apple laptops, we also tested below models and ensure they are compatible with our K3, they are:For the models not listed above, we did not test it and unsure its compatibility.lenovo 720S 14inch,Dell XPS 13,Dell inspiron 14-5480,Dell inspiron 15-5570, Dell Vostro 14-5471,Dell inspiron 13-5370, Dell inspiron 7370, HP envy X360,HP envy 13-ah1002TU,HP envy 13-ah1002tu,HP envy ah series, Dell inspiron 14-5480, Dell inspiron 15-5570.
    • Can it support charge and discharge at the same time?
      Yes
    • How long can it charge a laptop?
      It depends on the power of your laptop and how you use the battery during charging.For example: if your laptop (45W). the working time is about : 133.2*0.85/45=2.5times.Working time= 133.2wh*0.85/the power of your device.
    • Can I take it on plane?
      You must check ahead, if the max. capacity of the battery is 160wh, you can take it on airplane, and for some airport, its max. capacity limit is 100wh, if so, youcan not take it on airplane.
    • What is included in the package?
      Package include:MAXOAK 36000mAh Power Bank (Model K3) ,1 x Type-C toType C Cable, 1 x DC to Magsafe1 Cable,1x Magsafe 2 Cable, 1x manual
    • What is the warranty?
      We Offer Customers a 12 Months Hassle-free 100% Satisfaction & Replacement Warranty.

    How-to Videos

    A useful guide to making the most of it all.