YES! At daytime solar will be charged then during outages solar system will support to, when battery not enough , will use grid or generator automatically.

With lifelong maintenance and Professional customized design, Tanfon's commercial and residential solar systems reduce financial expenses and energy autonomy.Buy Tanfon's solar system, and get a free smart lifelong maintenance butler APP!

The installation and use of energy storage systems have great hidden dangers reason why we offer a 360° guarantee on all our products. 1) We use German 5S technology, which makes it easy to carry heavy loads for 365 days. 2) Two-way flame retardant protection technology provides 650°C high temperature protection for wires; 3) Our unique IOT App solar housekeeper helps the system get 2 times longer lifespan. Courtesy reminder: TANFON Safety solar system protects YOU and your belongings