Do not buy especially this product !!! The first time I received does not even work (led + cigarette lighter). I also received a second defective. I was not getting anything on the radio in my car. I have good test for an hour but nothing. I'm asked for a refund. ------------------------------------------------ Please do not buy this product !!! I have received the first of which work. And the second also. The product is bad. I have send refund request.