Built-in Cable Design:One-batch forming quick charging design of built-in Apple cable solves the problem of looking for cable at night, charge quickly and drive a car securely. Charge Multi-devices at the Same Time: Double USB charging interface and built-in Apple cable design, intelligent distribution of electric current, meets the demand of charging various kinds of digital equipment, charge 3 digital products at the same time. Compatible with 99.3% Digital Equipment: Support for intelligent output of electric current, can load 5.1A of output current, compatible with 99.3% of digital products like smart phone/bluetooth headset/table PC etc. Suitable for use in Various kinds of Cars: Round spring contact design, compatible with 99% of all cars ., it displays the characteristics of high compatibility. LED Blue Cold Light Indicator Lamp: LED blue light hint design, lighting function, easy to identify at night.