PowerOak K3 Macbook Powerbank 36.000 mAh Silver

Key specs

Battery capacity
36000 mAh
Recommended for product type
Camera, Laptop, Laptop (MacBook), Laptop (Windows), Smartphone, Smartwatch, Tablet
Average charging time Power bank
6 h
Number of USB ports
Type of USB port
Standard USB-A

Pros and cons

According to our power bank expert
  • Pros:
    With a capacity of 36,000 mAh you even charge your MacBook.
  • Pros:
    Thanks to the fast charge function (PowerDelivery 2.0), your MacBook, iPad or iPhone is charged faster.
  • Pros:
    This powerbank has multiple ports so you can charge different devices at the same time.
  • Con:
    The power bank weighs a kilo and is too big for your pants or jacket pocket
Product Expert power banks

With PowerOak K3 36.000 mAh you can charge all your Apple products, including your MacBook. Due to the large capacity you charge your MacBook about 1.5 times and your iPhone even 10 times. The power bank has 2 USB ports, a USB port and a DC port, so you always have the right port to charge your product. By default you get 2 adapters for MacBook and a usb c to usb c charger included. Via that usb c port you also get high charging speeds, thanks to PowerDelivery 2.0. Charge your power bank quickly with this, or use the included AC adapter. Charging different devices at the same time is no problem.

Included by default

  • AC adapter
  • Usb c to usb c cable
  • DC to MacBook T cable
  • DC to MacBook L cable
  • Soft storage cover



Product number
Manufacturer code
2 years
Warranty type
Carry-in warranty

Physical properties

13,71 cm
19,82 cm
2,5 cm
0,955 kg

Charging properties

Battery capacity
36000 mAh
Estimated charges Power bank
Average charging time Power bank
6 h
Quick charge functionality
Fast charge type
Power Delivery 2.0
Wireless charging
Voltage output
12 V
Maximum current (output)
2,1 - 3,5 A
Maximum current (input)
60 A
5 - 10 W

Extra functionaliteiten

Solar cell
Battery level indicator


Recommended for product type
Camera, Laptop, Laptop (MacBook), Laptop (Windows), Smartphone, Smartwatch, Tablet
Type of USB port
Standard USB-A
Made for brand
Acer, Alcatel, Apple, Asus, BlackBerry, CAT, Crosscall, General Mobile, Google, HTC, Honor, Huawei, LG, Lenovo, Motorola, Nokia, Oneplus, Samsung, Sony, Universal, Wiko, Wileyfox, Xiaomi
Suitable for model
Apple iPhone 6, Apple iPhone 6 Plus, Apple iPhone 6s, Apple iPhone 6s Plus, Apple iPhone 7, Apple iPhone 7 Plus, Apple iPhone 8, Apple iPhone 8 Plus, Apple iPhone SE, Apple iPhone SE 2, Apple iPhone X, Apple iPhone Xr, Apple iPhone Xs, Apple iPhone Xs Max, Huawei Mate 20, Huawei Mate 20 Lite, Huawei Mate 20 Pro, Huawei P Smart, Huawei P Smart Plus, Huawei P10, Huawei P10 Lite, Huawei P10 Plus, Huawei P20, Huawei P20 Lite, Huawei P20 Pro, Huawei Y6 (2018), Huawei Y7 (2018), LG G6, LG G7, LG Q7, Motorola Moto E5 Plus, Motorola Moto G5 Plus, Motorola Moto G5S, Motorola Moto G5S Plus, Motorola Moto G6, Motorola Moto G6 Play, Motorola Moto G6 Plus, Nokia 1, Nokia 2, Nokia 2.1, Nokia 3.1, Nokia 5, Nokia 5.1, Nokia 6 (2018), Nokia 6.1 (2018), Nokia 7 Plus, Nokia 7.1, Nokia 8, OnePlus 5, OnePlus 5T, OnePlus 6, OnePlus 6T, Samsung Galaxy A6 (2018), Samsung Galaxy A6 Plus (2018), Samsung Galaxy A7 (2018), Samsung Galaxy A8 (2018), Samsung Galaxy A9, Samsung Galaxy J3 (2016), Samsung Galaxy J3 (2017), Samsung Galaxy J4 Plus, Samsung Galaxy J5 (2016), Samsung Galaxy J5 (2017), Samsung Galaxy J6 (2018), Samsung Galaxy J6 Plus, Samsung Galaxy J7 (2016), Samsung Galaxy J7 (2017), Samsung Galaxy Note 8, Samsung Galaxy Note 9, Samsung Galaxy S7, Samsung Galaxy S7 Edge, Samsung Galaxy S8, Samsung Galaxy S8 Plus, Samsung Galaxy S9, Samsung Galaxy S9 Plus, Sony Xperia L1, Sony Xperia XA2, Sony Xperia XA2 Plus, Sony Xperia XA2 Ultra, Sony Xperia XZ2 Compact, Sony Xperia XZ3, Xiaomi Mi 8, Xiaomi Mi A2, Xiaomi Mi A2 Lite, Xiaomi Pocophone F1, Xiaomi Redmi Note 5, Xiaomi Redmi Note 6 PRO

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