 
    What is Expasion Battery?
BLUETTI expansion battery is a portable external battery system. When connected to a compatible solar power generator, it provides you with larger capacity to power your devices for an extended runtime.
 
With BLUETTI expansion battery, you can simply tailor your own off-grid power system to meet your specific power needs.
 
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
            
           
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
          
         
       
       
       
       
       
       
       
       
                     
                     
                     
                     
                     
                     
                     
                     
                     
                     
       
       
       
       
       
                   
 
 
 
