Azolis
http://www.azolis.com/All-in-one solar residential battery system
Azolis' residential solar battery system allows you to go up to 85% off-grid storing the energy of your PV panels and using it at any time. Its innovative Battery Management System (BMS) will extend the lifespan of the battery up to 5 more years, assuring your payback on the investment. Its modularity in different energy capacities ranging from 2.7 to 10.8 kWh, together with the plug&play technology and being all-in-one product, makes it the most suitable residential solar battery for you!
Angel list: https://angel.co/company/azolis-5
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