Never Run out of Power

The VTOMAN extra battery is designed to meet your everyday electricity needs with its 1548Wh capacity. It supports AC charging, allowing you to capture power conveniently wherever and whenever you need it.

Give Your Devices More Runtime

With top-notch LFP cells, the VTOMAN extra battery boasts over 3,000 life cycles, retaining up to 80% of its original capacity. Additionally, it is fully compatible with the FlashSpeed 1500 for an impressive increase in overall capacity.

LFP Battery, Durable, Safe, Lightweight

The VTOMAN FlashSpeed 1500's Extra Battery, featuring upgraded LiFePO4 battery chemistry, offers an impressive lifespan of 3000 complete cycles before reducing to 80% capacity. With daily use, you can rely on this power station for up to 10 years of power, which is six times longer than other power stations with similar capacity and output.

Stackable, space-saving design

Featuring an ergonomic, compact design, the VTOMAN FlashSpeed 1500's Extra Batteries can be securely stacked on top of power stations and each other to save space and minimize clutter.

How to use the extra battery

There's no setup. Just plug it into your power station for more energy storage

Step 1: Connect the FlashSpeed 1500 portable power station with a CP3500 cable(Included in box).

Step 2: Plug your devices into FlashSpeed 1500 portable power station to power them.

How to recharge

Step 1: Connect the Jump 1500 Extra Battery to FlashSpeed 1500 Portable Power Station via CP3500 cable.

Step 2: Connect the FlashSpeed 1500 Portable Power Station to AC Adapter/Car Charger/Solar Panels to recharge the backup battery.