VTOMAN 1548Wh additional battery compatible with FlashSpeed 1500/1000/600
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Exclusive Compatibility: The FlashSpeed 1500 battery is designed only for VTOMAN FlashSpeed 1500 and FlashSpeed 1000 portable generators. Not compatible with the Jump series.
Double Your Capacity: Adds 1548 Wh, increasing the FlashSpeed 1500's capacity from 1548 Wh to 3096 Wh, ideal for camping or traveling.
Fast Charging: Fully charges in just 60 minutes when connected to the FlashSpeed 1500/1000/600, facilitating energy independence.
Maximum Safety: Durability of 3000 cycles at 80% capacity. Safe LiFePO4 battery with integrated LIFEBMS™ system, ensuring safe and reliable use.

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No need to go out without electricity anymore
The VTOMAN auxiliary battery is designed to meet your daily energy needs with a capacity of 1548Wh. It supports AC charging, allowing you to easily capture energy whenever and wherever you need it.
More autonomy for your devices
With high-quality LFP cells, the VTOMAN auxiliary battery offers more than 3,000 life cycles while maintaining up to 80% of its original capacity. In addition, it is fully compatible with the FlashSpeed 1500 and offers an impressive increase in overall capacity.

LFP battery, long life, safe, lightweight
The VTOMAN FlashSpeed 1500 Extra battery with its improved LiFePO4 battery chemistry offers an impressive lifespan of 3000 complete cycles before being reduced to 80% of its capacity. In daily use, you can count on this power station for up to 10 years of power supply, six times longer than other power stations of similar capacity and performance.

Stackable, space-saving design
With an ergonomic and compact design, VTOMAN FlashSpeed 1500 Extra batteries can be safely stacked on power stations and on top of each other to save space and minimize clutter.

How to use the auxiliary battery
No setup is required. Simply connect it to your power station for more energy storage.
Step 1: Connect the FlashSpeed 1500 portable power station with a CP3500 cable (included).
Step 2: Connect your devices to the FlashSpeed 1500 Portable Power Station to power them.

How to recharge
