Unique PPT design and functionality, our new range of 1224V dual voltage auto detect inverters allow easy connection to a 12V OR 24V battery system in one unit Generally, inverter design is restricted to only allow connection to 12V or 24V.....our inverters will connect to either and detect the source voltage automatically making for a safe and easy connection process. Great Value with 2 Year Warranty Our portable 1224vdc to 230Vac power inverter is perfect for running mains powered equipment up to 350 Watts from your car or leisure battery. Designed for safe and easy connection our wide range of inverters are perfect for those requiring power when "off grid" or for in vehicle use to power tools, computers, TV's etc. Added feature of USB port allows simple DC charging of mobile devices. All our modified sinewave inverters come complete with battery leads