Dabbsson 300E

Last updated: October 20, 2026

Dabbsson 300E
3.6/5#10 of 24 in small power stations
3.6

For campers and travelers who want a light LiFePO4 battery for phones, laptops, lights and a CPAP. Its 300W ceiling and slow wall charging rule out appliances.

  • 298 WhCapacity
  • 300 WAC output
  • 9.4 lbWeight
  • Semi-solid-state LiFePO4Battery
  • $0.67Price / Wh
Check price at Amazon$199Check price at Dabbsson$199

Price checked October 20, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • Under 10 lb, easy to carry to a campsite or keep in a car
  • LiFePO4 cells rated for 4,000 cycles, so years of regular use
  • Charges from AC, solar and a car outlet, or AC and solar together
Cons
  • Only 300W of AC output, so no kettles, coffee makers or hair dryers
  • Slow 100W wall charging, and no published UPS function for backup duty
  • Single 60W USB-C port is too slow for larger laptops

How it scores

The rating comes from 8 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.

Specifications

Battery
Rated capacity298 Wh
ChemistrySemi-solid-state LiFePO4
Cycle life4,000 to 80%
ExpandableNo
Output
AC output300 W (600 W surge)
AC outlets2 total
120V 15A outlets (NEMA 5-15R)1
120V 2-prong outlets (NEMA 1-15R)1
AC waveformPure sine wave
USB-C ports1 (60 W)
USB-A ports2
12 V car outletYes
DC5521 ports1
Charging
AC charging100 W
Max solar input120 W
Solar input voltage12-30V, 6A max (AC + solar combined up to 220W)
Build
Weight9.4 lb (4.3 kg)
Dimensions11.7 x 7.2 x 7 in
AppDabbsson app
Warranty5 years

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