Sorry for asking a question that doesn't really apply to this thread, but are you happy with the FiveStar? I'm thinking of getting this unit:
https://solarwarehousesa.com/products/fivestar-1200w-12v-hybrid-ups-solar-ready-inverter-trolley-100ah-lithium-battery-bluetooth
Has anyone used one of these or heard anything about them or the company that sells them:
https://solarwarehousesa.com/products/ecco-3500va-3500w-solar-ready-mppt-hybrid-inverter-trolley-2-56-kwh-lithium-battery