VTOMAN FlashSpeed 1000
#29 in Mid-sizeFull review
A well-priced 828Wh LiFePO4 station that charges fast from the wall, good for home backup of essentials and car camping.
Amazon $339.99 VTOMAN $329.99$329.99
3.7/5
A compact, quiet 512 Wh LFP station that suits DJI drone and camera users who mostly charge from the wall; buyers who want built-in solar input or a 12V socket should look elsewhere.
- 512 WhCapacity
- 1,000 WAC output
- 16.1 lbWeight
- LiFePO4Battery
- 1 h 10 minFull charge
- $0.58Price / Wh
Check price at AmazonCheck price at DJI$299
Price checked October 20, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Runs appliances up to 1000W, such as a small kettle, for short stretches
- Recharges from a wall outlet in about 70 minutes
- LFP battery rated for 4,000 cycles, so it lasts years of daily use
- SDC Lite port fast-charges compatible DJI drone batteries
Cons
- Solar and car charging both need separately sold DJI adapters
- Only two AC outlets and no 12V car socket
- No app, so there is no remote monitoring or control
- Delivered 79% of its rated capacity under a near-maximum load in The Solar Lab’s test
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 |
|---|---|---|---|
| The Solar Lab | - | 79% | 905W load ran 27 minutes against about 33 minutes expected from the rated 512 Wh. AC recharge from empty took 83 minutes. |
Specifications
| Battery | |
|---|---|
| Rated capacity | 512 Wh |
| Tested usable capacity | 404 Wh (79%) |
| Chemistry | LiFePO4 |
| Cycle life | 4,000 to 70%+ |
| Expandable | No |
| Output | |
| AC output | 1,000 W |
| AC outlets | 2 total |
| 120V 15A outlets (NEMA 5-15R) | 2 |
| USB-C ports | 2 (up to 100 W each) |
| USB-A ports | 2 |
| 12 V car outlet | No |
| DC5521 ports | 0 |
| UPS / pass-through | Yes (20 ms switchover) |
| Charging | |
| Full AC charge time | 1 h 10 min (0-80% in 50 min (manufacturer); The Solar Lab measured 83 min to full) |
| Max solar input | 300 W |
| Build | |
| Weight | 16.1 lb (7.3 kg) |
| Dimensions | 305 x 207 x 177 mm |
| Warranty | 5 years |
Alternatives in this size
BLUETTI Elite 100 mini
#30 in Mid-sizeFull review
For buyers who want a full kilowatt-hour for lights, a fridge, CPAP and electronics at a low price, and do not need high-wattage appliances.
Amazon $449 BLUETTI $429$429
OUPES Exodus 700
#32 in Mid-sizeFull review
A compact mid-size LiFePO4 station for camping and short outages, with a long warranty and a useful 140W USB-C port.
Amazon $309.99 OUPES $399$309.99
Compare
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Reviews
- The Solar Lab: DJI Power 500 Review
- TechRadar: DJI Power 500 portable power station review
- T3: DJI Power 500 review