This infographic, based on work by Sheridan Few, Oliver Schmidt, Ajay Gambhir, Emma Stephenson and Amanda DelCore, shows deployed, growing and desired storage technologies in off-grid applications, based on interview insights. 

For more information, see the report: Energy storage trends for off-grid services in emerging markets

In addition, see the paper: Energy access through electricity storage: Insights from technology providers and market enablers, by Sherian Few, Oliver Schmidt, Ajay Gambhir.