Ultra Slim Powerhouse

Ultra Slim PowerHouse External Battery 20 000mAh (74Wh), Jet Black

Compatibility: compatible with all device, iPhone 12 included
In Stock - Delivery in 48H!
Product details
EAN : 5415214164274
  • Possibly the slimmest 20 000mAh power bank
  • Dual Qualcomm® Quick Charge 3.0 USB-A port for maximum speed charging
  • Power Delivery (PD) USB-C port specially designed for Type-C laptops
  • Three unique USB charging ports with a max output of 18W
Stay charged in style with the Ultra Slim Powerhouse External Battery 20 000mAh. This portable battery hosts a colossal capacity of 20 000mAh, fully equipped with 3X unique USB charging ports with a total maximum output of 18W. Built to provide an optimal, power delivery laptop charging experience, no outlet or wall adapter required!

Both USB-A ports support Qualcomm® Quick Charge 3.0* technology providing maximum speed charging for all your handheld devices. The unique USB-C input port equipped with epic Power Delivery (PD) serves both input/output operations. Easily recharge the power bank itself with fast charging capabilities or charge up a power hungry MacBook/USB-C laptop, right in the palm of your hand.

With its incredible charging speeds, easily keep multiple devices topped up and share a charge with a friend or travel buddy! Slim aluminium design affords you both portability and a seamless blend to your home and office setting. The four intuitive LED lights on the side display power levels, so you will never be caught running empty. Power up with the Ultra Slim Powerhouse External Battery 20 000mAh.


The UNIK POWER carrying pouch offers versatility to carry any other personal essentials or fashion accessories for day-to-day use or extended travel.

*Simultaneous use of both USB-A automatically deactivates Quick Charge function


Comes with the Ultra Slim PowerHouse, micro-USB charging cable, UNIK POWER pouch and user guide.

Technical specifications:

Capacity: 20 000mAh (74Wh)

Total maximum power output: 18W

Battery type: Li-Polymer

Charging time: 3 - 6 hours

Type-C (USB-C) Input:

5V/3A 15W

9V/2A 18W

12V/1.5A 18W (*12V/1.5A for output only)

Micro-USB Input:

5V/2A 10W

9V/2A 18W

USB-A Output 1 (QC3.0):

5V/3A 15W

9V/2A 18W

12V/1.5A 18W

USB-A Output 2 (QC3.0):

5V/3A 15W

9V/2A 18W

12V/1.5A 18W
Delivery & returns
Standard delivery is free above £50. Delivered in 3 to 5 working days. £4,99 for the orders below £50.

Express delivery £11,99. Order by 2PM Monday to Friday. Delivered in 3 working days.

Our philosophy
The Kase bridges the divide between Parisian fashion & dynamic technology, pairing innovation with haute couture to create quality products you simply can’t put down. We provide a platform for fashionistas to celebrate their uniqueness & creativity through our catalogue of #iamunik customisable products as well as hand-picked techy, protective, accessories you’re sure to fall in love with.

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