A low-cost 1kWh LiFePO4 station for home backup and car camping where AC outlets are all you need. Pick the DELTA 3 Plus instead if you want 12V outputs, faster solar charging or an extra battery later.
Amazon $498.99 EcoFlow $499
A quiet, fast-charging 1kWh LiFePO4 station that suits DJI drone users best; others will find better value in rivals with built-in solar and 12V outputs.
- 1,024 WhCapacity
- 31.3 lbWeight
- LiFePO4Battery
- $0.46Price / Wh
Price checked October 20, 2026. As an Amazon Associate we earn from qualifying purchases.
- Full AC recharge in about an hour (OutdoorGearLab measured 1,041 Wh/hr)
- Two 140W USB-C ports and 10 ms UPS switchover
- Runs quietly; 26 dB claimed minimum
- SDC port fast-charges compatible DJI drone batteries
- No built-in solar input or 12V car socket; both need proprietary SDC adapters
- Heavier than most 1kWh rivals at about 31 lb
- Four AC outlets are spaced closely, crowding larger plugs
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.
Independent capacity tests
Usable energy delivered from a full charge through the AC outlets, as measured by independent reviewers. Inverter losses mean no station delivers its full rated capacity.
| Tested by | Usable AC energy | Of rated | Conditions |
|---|---|---|---|
| OutdoorGearLab | 880 Wh | 86% | Light-bar load bank at roughly 80% of rated AC output, 100% to shutdown. Measured charging rate 1,041 Wh/hr. |
Specifications
| Battery | |
|---|---|
| Rated capacity | 1,024 Wh |
| Tested usable capacity | 880 Wh (86%) |
| Chemistry | LiFePO4 |
| Cycle life | 4,000 to 80% |
| Expandable | Yes |
| Output | |
| AC outlets | 4 total |
| 120V 15A outlets (NEMA 5-15R) | 2 |
| 120V 20A outlets (NEMA 5-20R) | 2 |
| USB-C ports | 2 (up to 140 W each) |
| USB-A ports | 2 |
| 12 V car outlet | No |
| DC5521 ports | 0 |
| UPS / pass-through | Yes (10 ms switchover) |
| Build | |
| Weight | 31.3 lb (14.2 kg) |
| Dimensions | 17.6 x 8.9 x 9.1 in |
| App | Wi-Fi + Bluetooth |
| Warranty | 5 years |
Alternatives in this size
A small station that can grow into real home backup, for buyers who want to start at 1kWh and add batteries later.
Amazon $669 Jackery $669For buyers who want a 1 kWh station that can run high-wattage appliances and grow into a larger home-backup system later. Campers who just need 1 kWh can save weight and money with a non-expandable unit.
Amazon $619 Dabbsson $619Compare
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