The complete 1Kva Inverter has an inbuilt charger, and also supplies power. It comes with 1x200AH deep cycle battery for optimal operation. The inverter indicates when battery is low and it automatically stops charging when the battery is full. It can power TV, fan, lights, dstv, Laptop, all electronics within 1000va. No fuel, no sound, no smoke, no servicing, no hidden cost. it helps a lot to reduce your petrol expenses. Once Procured and installed, you will enjoy uninterrupted power supply. It also comes with 2units of solar panels.