Yes, a home battery can be charged from the electricity grid in addition to solar energy. Modern home battery systems are designed to be flexible and can be charged in various ways. Here are some common ways a home battery can be charged:

1. Solar Energy:

   • The primary source of charging for home batteries is often solar energy. Solar panels on the roof of a house generate electricity from sunlight, which is then used to charge the battery. This allows homeowners to store excess solar energy for use when the sun isn’t shining.

2. Electricity Grid:

   • Home batteries can also be charged from the regular electricity grid. This can be useful in situations where there is insufficient solar energy available or when electricity rates are more favorable. The battery can be charged at night or during periods of low solar energy from the grid.

3. Smart Charging Control:

   • Modern home batteries often have smart charging controls that automatically determine the best time to charge. This can depend on factors such as the availability of solar energy, electricity rates, and the household's energy needs.

4. Smart Grid Services:

   • Some home batteries can participate in smart grid services, where they are remotely managed to balance electricity demand. In such cases, they can be charged or discharged based on the demand of the electricity grid.