As we all know FM transmitter is very important to built-in radio of the vehicles. Would you like to install such a high-tech device in your car? Please attach importance to this Universal LCD Display 3.5mm Interface Automatic Searching FM Transmitter! Adopting high technology， this FM transmitter features excellent performance to receive stable signal. LCD display allows you to catch the display easily. It features power-off memory， so you are allowed to continue to listen when the power supply restarts. In addition， in-car current could transfer into 5V DC current for charging your iPhone device. This is really a faddish and practical item!                                    Features            Wide frequency range and long transmitting distanceUnique top-level appearance， compact and portable3.5mm interface， suitable for MP3， MP4， cellphone， tablet PC etc.Low input voltage and working current is energy-savingHigh fidelity stereo， digital PLL technologyLCD display， easy for readingIt is able to transfer the in-car current into 5V DC current for charging your iPhone deviceFull-range design could well avoid interference caused by conflict with radio stationSupport automatic searching                                                            Specifications            Output Voltage    5V±0.3V    <br>OUtput Current    2100mA    <br>Transmitting Distance    !#!lt!*!5m    <br>Working Current    25mA±5mA    <br>Color    Black    <br>Dimensions    (2.56 x 1.10 x 0.39)" / (6.5 x 2.8 x 1)cm (L x W x H)    <br>Weight    1.48oz / 42g    <br>                                                            Package Includes            1 x Automatic Search FM Transmitter