STANDARD USB AND TYPE C OUTPUTS: Automatic Detect the connected devices and maximize the charging speed up to 2.4A. This technology allows for up to 75% faster charging with compatible devices. SMART DIMMED LED INDICATOR: It visualize the connection status and does not distract you while driving. Each port intelligently identifies your device and seeks to maximize its charging speed. Charge your three devices at full speed simultaneously with a maximum 5V/5.0A power output. BUILT-IN CIRCUIT PROTECTION: Enhanced Safety under the Hood, Built-in, automatic safeguards against overcharging, overheating and over-current incidents. Without any risk of overheating or damaging your devices. Certified by RoHS, CE & FCC; High quality fire proof material & anti-oxidation aluminum pull tab. APPEARANCE: Size is 67*39.4*26.4mm in space gray color. Aluminum alloy and space gray color, upscale and durable. PREMIUM SUPPORT BY JTD®: We provide an 18-month warranty period and lifetime technical support.