The Franklin Home Power's capacity is pretty big. One battery (aPower) unit can store 13.6 kWh of energy. If you're looking for a battery with larger storage capacity, this is worth considering.

The Global X Lithium & Battery Tech ETF is one of two funds available in the U.S. that is solely focused on the lithium battery market. Created in 2010, the fund manages $1.3 billion in investor ...