Flashfish K53 400 Wh Portable Power Station

A 4 kg power station with a 400 Wh battery and 400 W AC output. Nine outputs, from the AC socket to USB, DC and a car socket, run laptops, mini fridges and cameras at once, and it recharges from the wall, a car or solar.

~~$194.71~~

6%$183.03

Price with code · Geekbuying · as of 2026-10-09

Code 26BTS01 · 6% off

max $20 · orders over $50 · until 2026-10-31

Copy code & shop Geekbuying

~~$194.71~~6%$183.03Copy code & shop Geekbuying

1Nine outputs at once

One 400 W AC socket, three USB-A, one USB-C, three DC5521 and a car socket. USB supports QC3.0 fast charging, and the DC ports share up to 12 A.

2Wall, car or solar charging

Charge from the 15 V 4 A adapter, a car or a 100 W solar panel. A full charge takes about 8–10 hours, and it is rated for over 1,000 cycles.

3Handle and LED light

At 235 × 155 × 155 mm and 4 kg with a top handle, it is easy to load into a car or carry. A 5 W LED light helps at night camps and during blackouts.

Key specs

Capacity: 400 Wh (lithium-ion)
AC output: 400 W continuous
Charge input: DC 15 V 4 A · approx. 8–10 h
Operating temp.: −10 – 40 °C
Weight: 4 kg
Ships from: EU warehouse

Good pick if

You run a laptop or mini fridge while camping
You want light emergency power you can carry

Think twice if

You want to run kettles or hair dryers above 400 W

FAQ

Is there a promo code?

Yes. Enter 26BTS01 at Geekbuying checkout when buying the Flashfish K53 400 Wh Portable Power Station for 6% off. Conditions: max $20 · orders over $50 · until 2026-10-31.

What’s in the box?

The K53, a manual, a car charging cable and two power adapters.

Can it charge from solar?

Yes, from a compatible 100 W solar panel, sold separately.