1. Iron Phosphate-lithium Battery Powerwall ：95% DOD , More than 2500 cycle times
2. Long warranty period：1 years
3. Higher energy density,smaller volume for household.
4. Support Connected in parallel mode for expansion (up to 6 pieces）.
5. Photovoltaic system：this battery pack is designed for household photovoltaic systems.
6. Battery management system(BMS)：the battery packs built-in BMS monitors its operation and prevents the battery from operating outside design limitations.
7. Expand ability： this battery pack can be easily expanded by adding expansion battery packs in parallel connection.