VTOMAN FlashSpeed 1500 Portable Power Station
SVT Score, Lower
1,548 Wh LiFePO4 station at 41.4 lb that recharged in 1 hour 1 minute in Outdoor Life’s January 2026 test, which drew 78 percent of rated at 380 W from a unit called in from VTOMAN.
$589
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Usability
2.8 out of 10It suits a buyer who wants 1.5 kWh that refills from the wall in an hour for outages and camping, with loads under 1,500 W; a buyer who relies on solar will find 400 W slow for its size.
Strengths
- Full AC charge in 1 hour 1 minute in Outdoor Life's test
- 1,500 W AC charging with no external adapter
- Expands to 3,096 Wh with one 1,548 Wh Extra Battery
- UPS switchover under 20 msChargerLAB's iMac stayed on when the plug was pulled
- Two 100 W USB-C ports
Drawbacks
- 1,500 W continuouswith surge above that for resistive loads only
- 400 W solar input at 30 to 60 V
- 78 percent usable at 380 W and 50 percent at 34 W in Outdoor Life's test
- A side panel began to detach in Outdoor Life's test
- The manual's warranty excludes the battery cells
- The product page lists its weight as 41.4 lb and 41.5 lb and its AC input as 90 to 140 V and 100 to 130 V
Specs
- Capacity1,500-1,999 Wh
- AC Output1,500-1,999 W
- Output Voltage120 V only
- Battery ChemistryLiFePO4
- Rated Cycles3,000-3,999 cycles
- Safety ListingNone verifiable
- Solar Input300-599 W
- Backup Switchover11-20 ms
- Warranty2 Years
- Expandable ToUp to 4.9 kWh
- Weight41.4 lb
At a glance
- 12 V jump-start port
- Top cable storage compartment
- Rear LED light with SOS mode
VTOMAN is the brand of Shenzhen VTOMAN Technology Co., Ltd., registered in 2021, and VTOMAN Technology LLC of City of Industry, California, sells its stations in the US.
It sells direct from vtoman.com, through its own VTOMAN store on Amazon US, and as a marketplace seller on Walmart.com and Best Buy's marketplace.
The VTOMAN FlashSpeed 1500 is a 1,548 Wh LiFePO4 station rated 1,500 W continuous and 3,000 W surge from three 110 V outlets, with VTOMAN's V-Beyond mode running resistive loads such as heaters and kettles up to 3,000 W at reduced voltage, plus two 100 W USB-C ports, three 12 W and one 18 W USB-A ports, two 12 V DC5521 ports and a 12 V 10 A car outlet. VTOMAN states a full wall charge in about an hour at 1,500 W from a built-in charger, and it takes up to 400 W of solar through one Anderson input at 30 to 60 V, or 200 W from a car in 12 to 14 hours. VTOMAN rates the cells for 3,000 cycles to 80 percent capacity; it supports pass-through charging and a UPS mode that switches in under 20 ms, and one 1,548 Wh Extra Battery, $379.99, takes it to 3,096 Wh. It weighs 41.4 lb and measures 15.5 x 11 x 10.6 in, with a top storage compartment, a rear LED light and a 12 V jump-start port whose cable is sold separately. The figures are from its spec table and its manual (model PB-58, July 2023).




