Check the listing for details. Universal AC to DC Car Cigarette Lighter Socket Adapter Converter Power Inverter. Condition: New. Listed at 6.99 USD. Output: DC 12V 500mA Not Working with Car Vacuum Cleaner, Air Compressor, Tire and Bed Inflators, Heated Blankets, Air Purifier and Need High Power Device.What 500mA Can Do? Working Well With Vehicle Electronic Products That Need Small Current, Such As Car Dash Cam, Car GPS, Car MP3 Player, Car Bluetooth FM Transmitter.What 500mA Can NOT Do? ❌❌❌Not Working with Car Vacuum Cleaner, Air Compressor, Tire and Bed Inflators, Heated Blankets, Air Purifier and Need High Power Device. ❌❌❌Converts Household Power to 12-Volts DC to Power Your 12-Volt Products and Accessories; Very Convenient & Easy To Use, Allows You To Plug In And Get Power From Anywhere Anytime.Please Check The Rated Power Of The Device You Want To Use Before Place Order, If You Need Powerful Version Please Take iSaddle 10A Power Adapter.