Anker SOLIX C1000X Expansion Battery
Description
This is how you stretch a C1000X without buying a second power station. The expansion battery plugs straight into the C1000X and pushes total system capacity from 1,056Wh to 2,112Wh, doubling your runtime for the nights a storm drags on longer than expected.
Key specs: adds 1,056Wh; brings a single C1000X to 2,112Wh total; plug-and-play, no tools needed.