Dabbsson Portable Extra Battery DBS1700B, 1700Wh Capacity, Expand DBS1300 Portable Power Station up to 3030/4730Wh for Camping, Home Backup, Emergency, RV

Extra 1700Wh Capacity: Expand DBS1300 Portable Power Station’s capacity as much as 3030Wh with one DBS1700B Extra Battery, or expand DBS1300’s capacity as much as 4730Wh with two DBS1700B Extra Batteries, giving you more backup power all through emergencies.
Super Fast Charging: Benefit from the convenience of different charging methods: AC charging, AC+solar charging. Fully charge with AC 1000W max input in 2.8hours. Also you’ll fully charge with AC+PV total 1200W max input in 2.5hours.
Good Cycle Life: DBS1700B extra battery is a reliable and Secure backup power source with its LiFePO4 battery cells and BMS technology, it will probably retain 80% capacity after 4,500+ charge cycles(extra 500 with BMS system) that may power you for 15 years.
Ideal Choice for Secure Storage: Dabbsson is the first brand to make use of industry-leading EV semi-solid state LiFePO4 batteries and the very best fireproof rating UL94 V0 outer shell make this portable power station safer, more energy-efficient, and long-lasting than every other power station.