Dual USB Car charger Designed for Apple and Android Devices. Plug never heats or overcharges the battery. Intelligent IC chip inside recognizes a full battery and automatically switch to a saver. Short circuit protection.LED charging indication. Input: 12V–24V DC.Output: 5V 1A. Provides Unlimited Talk Time. Plugs Into Car’s Cigarette Lighter. Engineered for Reliable Portable Power. Compatible with most USB enabled Devices , Digital Cameras, Smart Phones, and Gaming Devices.