VTOMAN FlashSpeed 2400
#20 in Mid-sizeFull review
A high-output LiFePO4 station for running power-hungry appliances in short bursts and fast UPS backup. Buy a larger battery if runtime matters more than wattage.
Amazon $719.99 VTOMAN $699$699
4.1/5
A small station that can grow into real home backup, for buyers who want to start at 1kWh and add batteries later.
- 1,024 WhCapacity
- 1,800 WAC output
- 23.8 lbWeight
- LiFePO4Battery
- 50 minFull charge
- $0.65Price / Wh
Check price at Amazon$669Check price at Jackery$669
Price checked October 20, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Grows from 1kWh to 11kWh with add-on batteries
- Refills from empty in under an hour
- 140W USB-C fast-charges laptops
Cons
- 400W solar input is slow once expanded
- USB port counts aren’t clearly published
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 capacity | 1,024 Wh |
| Chemistry | LiFePO4 |
| Cycle life | 6,000 to 70%+ |
| Expandable | Yes, up to 11,000 Wh |
| Output | |
| AC output | 1,800 W (3,600 W surge) |
| AC outlets | 4 total |
| 120V 20A outlets (NEMA 5-20R) | 4 |
| UPS / pass-through | Yes (10 ms switchover) |
| Charging | |
| AC charging | 1,600 W |
| Full AC charge time | 50 min (50 min in Emergency mode; 1.25 hr default) |
| Max solar input | 400 W |
| Build | |
| Weight | 23.8 lb (10.8 kg) |
| Dimensions | 12.4 x 7.9 x 9.2 in |
| App | Jackery app (WiFi/Bluetooth) |
Alternatives in this size
EcoFlow DELTA 3 Classic
#21 in Mid-sizeFull review
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$498.99
DJI Power 1000 V2
#23 in Mid-sizeFull review
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.
Amazon $469.99$469.99
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