The items in the image are Luxwatt Lithium-Ion Batteries designed for solar power systems.
Brand: Luxwatt.
Capacity Options: Available in various sizes including 2.5kWh, 3kWh, 5kWh, and 6kWh.
Voltage: Common models feature 24V or 48V ratings.
Features: These batteries typically include smart battery management systems (BMS), LCD display screens, and long cycle life (6000+ cycles).