640wh extra battery
640wh extra battery
the top of 640wh extra battery
640wh extra battery

VTOMAN Jump 640Wh Extra Battery

$619.00 $399.00 SAVE $220.00

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Merry Christmas: Free mini power bank
Capacity Extension: Compatible with Jump 600X and Jump 600. Expandable capacity to 939Wh and 1280Wh.
Super Safety: The Jump600X Extra Battery is a built-in premium LiFePO4 Battery. Besides, it has LIFEBMS that can provide multiple protection for the battery.
Durable & Economical: With an extra battery, it can provide more juice to run your essential devices and appliances for hours.
How To Charge: Connect the extra battery with the Jump 600X power station, then recharge the extra battery through the power station.
Easy To Carry: With a sleek, streamlined frame design and a durable, solid handle, its easy to carry around.

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640Wh Extra Battery: EXTRA BATTERY

Jump 600W/1280Wh 110W Solar Generator
Jump 600W/939Wh 110W Solar Generator

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Capacity Expand In Seconds, Never Run Out Off Power

VTOMAN Jump 600X Extension Battery has a huge capacity of 640wh and can expand the Jump 600X battery capacity in seconds with the included connecting cable. Just put it in your home or trunk, it will serve as your home and camping trip backup power.

Durable&Safe to Use

Upgrade your power capacity with VTOMAN's Jump 600X Extra Battery - featuring a premium LiFePO4 battery with 3100 life cycles and exceptional stability, and a unique LIFEBMS system for 98% security problem avoidance. Connect to Jump 600X for up to 640Wh of additional energy storage, perfect for camping or emergencies.

How To Recharge The Jump 600X Extra Battery

Step 1: Connect the Jump 640 Extra Battery to the Jump 600X Portable Power Station via cable.
Step 2: Connect the Jump 600X Portable Power Station to AC Adapter/Car Charger/Solar Panels to recharge the backup battery.
Warm Tips:
(1)When recharging, it's set to recharge the Jump 600X power station fully first before recharging the Jump 600X backup battery;
(2)When discharging, it's set to discharge the Jump 600X backup battery first before discharging the Jump 600X portable power stations.  

How To Use The Jump 600X Extra Battery

Step 1: Connect the Jump 600X Extra Battery to the Jump 600X portable power station with a cable(Included in the box).
Step 2: Plug your devices into Jump 600X portable power station to power them.
Warm Tips:
(1)There is a backup-battery port on Jump 600X portable power station for connecting the Jump 600X Extra Battery;
(2)While working, please do not disconnect the cable to avoid output interruption;
(3)Please avoid touching the cable while working, because the cable may be hot.

What's In The Box?