Yes.. that is how an inverter works.. Changes 12 volt automotive battery power to house current 120 volt AC. You can use it to power up anything in your house up to the wattage limit. The larger wattage units will run larger appliances. Please take into consideration that your car...
Consider getting a power inverter. They are available in many stores. Here is a pix of one from Harbor Freight. but there are many other places you can get one from. (auto part store, hardware store, Walmart.)...