Features: Product Parameters 1. PD interface input: 5V/9V/12V;2. C input 5V/3A, maximum output 12.8x1.17A;3. C input 9V/3A, maximum output 12.8x2.1A;4. C input 12V/3A, maximum output 12.8x2.8A; convert ratio: 80%-90%; weight: 75g;; cable length:2ft; input connectors: USB C male; output connector: car female cigarette lighter socket; polarity: inner positive,outer negative. Note: maximum output power: 12W,Please be sure to check the voltage and current of the device before purchasing. Safe and Reliable Built-in intelligent IC circuit and high-quality electronic component,12V car cigarette lighter provides your devices perfect protection from over-current,over-voltage,over-temperature,short circuit. USB to cigarette lighter adapter step up cable core is made of pure copper core, which has fast conduction and stable transmission performance. The sheath is made of PVC material,which is flexible and can withstand high-strength bending,bending life up to 10000+. Widely Usage Plug and play,USB to cigarette lighter socket converter is widely used in 12V low-power equipment such as driving recorder/dash cam/electronic dog/radar /GPS/solar panel/car charger/LED strip light/car fan/FM radio/car safety warning device,etc. Power your dash cam with an additional power(such as a power bank),for easy parking monitoring without worrying about running out of car battery. Note:does not support high current devices such as car vacuum cleaners/portable tire inflators/car portable refrigerators/car vacuum cup/seat heating,etc. Package include:1*Power conversion cable