Merry Christmas: Free mini power bank Capacity Expansion: Compatible with Jump1000/Jump1500X/Jump1800. Easily connect an extra battery with Jump1000/Jump1500X/Jump1800 through a cable and quickly add 1548wh capacity to your power station. Durable & Economical: Premium LPF batteries; 3100 + battery cycles (or 55000hours). Only $ 0.2 average cost per 1000wh. Super energy transfer: Almost no energy was wasted when transmitting from the extra battery to power station. Egnomics in Design: SET out with comfort ,streamlined frame design and exceptionally solid handle . Thousands of egnomics tests for top portability with MAX COMFORT. Super safety:With unique LifeBMS 10 protections, Vtoman Extra Battery is free from most safety problems, allowing absolute peace of mind.
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.