Firstly, it acts as a solar generator, in which the energy generated can be used directly to power a home or office, power can be stored in the battery to use later or can be sold back to the grid via a two-way electricity meter. This will solve the problems families face when being affected by an unstable power supply or unstable power capacity and moves them to energy independence.
Secondly, it acts as a curtain that reduces the internal temperature year round specifically in the summer and keeps it warm inside in winter. This also helps to reduce electricity consumption for air conditioning or heating.
Lastly, it acts as a security measure for private homeowners, preventing access through the glass window, "Windows are the most fragile entry point to your home" Source.