Hi,my dear angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. Car MP3 USB Port 3.1A Intelligent Fast Charging Intelligent Charging LED Screen Intelligent Noise Reduction Lossless Audio Decoding Specification: Product Name:Cars battery chargers Product color:Black,Silvery,Gold Material: ABS Gross weight: 80g/0.17lbs Package size: 12.0x9.0x4.0cm/4.7x3.5x1.5lbs Current output:3.1A Output power:15W Features: 【Lossless music】Lossless audio decoding sound quality more shock, high resolution, high performance stereo, support MP3/SBC/mSBC decoder,mSBC encoder and other lossless music. 【Hands-free calls】Bluetooth hands-free call one-button operation driving worry-free, press the answers button to complete the answers and hang up, Mode Smart Bluetooth 5.0 is most systems and devices. 【Widely various brands】Usb disk /TF card can be inserted and played immediately, various brands of USB disk /TF card can be used, The mobile phone radio frequency and mp3 frequency can be adjusted to play the same U disk songs USB charging simultaneously】3.1A USB smart charging With two USB charging ports, one output 3.1A and one output 1A, you can charge your phone or other device simultaneously. Compact device multi-function】Over charge protection, over current protection, over power protection, over voltage protection, over current protection, output protection, high temperature protection, short circuit protection. Package Include: 1x Cars chargers 1x English instruction Specification: Product Name:Cars battery chargers Product color:Black,Silvery,Gold Material: ABS Gross weight: 80g/0.17lbs