This item is an SMS Sunmate Solar hybrid inverter, likely the 4.2kVA or 6.5kW model based on available stock in the Lagos area.
Brand: SMS Sunmate Solar.
Key Features: Built-in 120A MPPT solar charge controller, compatible with lithium and lead-acid batteries, and supports working without a battery.
Capacity: Offers pure sine wave output with a maximum PV input power of 9000W.