The 1.3 doubles the energy storage of the .64. This is designed for medium energy users who need a portable and reliable power system. With sizeable energy storage and durable metal shell, The 1.3 is our best seller. Setup is as easy as plugging in your phone.
Looking to power more? Check out the Humless 4.8 kWh system
TECH SPECS1500 Series Data-sheet 1.3kWh User Manual 1500 Series
Standard Warranty, + Extended Warranty