sine wave voltage converter for lithium batteries 2000W / 4000W 12V

Pure sine
Integrated mains priority circuit
12 A battery charger for lithium batteries
Converts 12V to 230V
2 x Schuko sockets
2xUSB
Manual on/off switch
Protection functions against overheating
Automatic shutdown if the battery capacity is too low (deep discharge protection)
Load controlled fan
Electricity like at home (AC voltage and Schuko socket)