Brand new and high quality.Charge 2 devices at the same time.Retractable Micro USB cable.Additional USB socket for second cable.A-grade batterise， Multiple protection， more safe.High efficiency with low heat.High compatibility(suitable for most smart phones/Tablets/PSP/PDA/GPS/MP3/MP4).Anti-oxidation treament circuit design with long life expectancy.Input: 12/24V = 0.85/0.425AOutput: 5V = max 1x1A/1x2.1APort: 2 USBPacket Include : 1x Car Charger