Car electrical appliances: use car electrical appliances without losing the original power of the car battery (car stereo, navigator, car recorder, exhaust fan, car blower, car fridge, mobile phone, MP3, etc.).
Experimental power generation. DIY experiments for schools or individuals researching solar photovoltaic power generation projects.
Electricity for caravans: install solar systems on caravans, travel around the world, charge in caravans, drive induction cookers, water heaters, rice cookers, car air conditioners, TVs, stereos, etc., to solve the demand for electricity in caravans.