It delivers fast power to Anker’s home backup systems without having to rely on the sun.

Editor’s Note—August 2026: In addition to checking up on our current list, we’ve added the recently reviewed Bluetti Elite 300, which is well suited for use as backup power for a small RV or pop-up ...

Homes traditionally run on power grids, but it isn't 100% reliable. Technical problems can happen at any time, high consumer demand leads to blackouts, and there's the occasional weather disturbance ...