12V is generally for cars, 24V for trucks. Available Range Of Rated Voltage Of Electrical Appliances : 210230V, 110130V - Safe Range Of Input Voltage: 12V : 9.815V 24V : 2028V - 8 Safety Protection Function: Reverse polarity protection Low input voltage protection High input voltage protection Over-current protection Short circuit protection Over temperature protection Overload protection Internal fuses. Main Applicable Loads for Rated Power 2000W: 20W-LED Lamp 60W-Mechanical Electric Fan 100W-Non-laser Printer 200W-Desktop Computer 300W-Audio Amplifier Equipment 300W-Electric Hand Mill 300W-Electric Hand Drill 500W-Rice Cooker 600W-Heater 900W-Intelligent Rice Cooker 1000W-Induction Cooker 1000W-Hair Drier 1200W-Electric Kettle 1400W-Steam Iron Inapplicable Loads for Rated Power 2000W: Inductive load (appliance that equipped with motor, compressor) like Fan, Dust Cleaner, Sinking Pump of a power over about 800W will be inapplicable, coz this item is a modified sine wave inverter. Low-power inductive load like 80W-Car Refrigerator, 80W-Aquariums Pump, 150W-Household Refrigerator, 150W-Sinking Pump, 600W-Percussion Drill, 600W-Dust Cleaner will be applicable, but you`d better not to use it for long time. Please Ensure the Rated Power is higher than the electric appliance you wanna apply to.And if you wanna run several appliance at the same time, you should refer to the total Wattage. For example, an inverter of rated power 1500W won`t work if you run two 800W rice cooker at the same time, instead you should get a a rated power 2000W one. The item "12000W Car Solar Power Inverter 12/24V to 220V Sine Wave USB Charger Converter" is in sale since Monday, January 13, 2020. This item is in the category "Vehicle Parts & Accessories\Garage Equipment & Tools\Power Tools & Equipment". The seller is "mieiel6792014" and is located in HK. This item can be shipped worldwide.