Warranty is 1 year. Applications in homes, cars, caravans, outdoors, hotels, garages, commercial, domestic. The power source is electricity, gas. Type is air source heat pump. Installation is freestanding. Storage / tankless instant / tankless type. Housing material is stainless steel. Country of origin is China Electricity supply is electricity, type is air source heat pump. Installation type disengaged. Housing material is stainless steel.