SMS Sunmate Solar charger, likely a hybrid inverter model commonly available in sizes such as 3.6KVA, 4.2KVA, 5KVA, and 6.5KVA.The unit features a built-in 100A solar charger and supports both Lithium and Lead-acid batteries.It is designed to power residential and small commercial appliances with features like pure sine wave output and the ability to work without a battery.