Product Parameters:Product Features:Connector: Dual USB Input: 12-24V Output: DC 5V/2.1A MaxCable Output: 5V/2A MaxPlug Type: Lightning & Micro USBLength: 1.2m Dual Output2 USB ports provide simultaneous high-speed charging for phones and tablets.Fast Charging TechnologyExclusive fast charging technology ensures the fastest possible charge.Premium DesignThe compact size ensures it doesn't clutter up your dashboard, while the soft LED light-ring lets you find your ports—even in the dark.Charger + Cable ComboThe car charger is equipped with 2 in 1 cable to ensure you are always prepped for car charging. Charge your Micro-USB as well as Lightning devices using just one cable. Multi-Protection Safety SystemSurge protection, temperature control, and more advanced safety features provide safety of your favorite car and gadgets.Note: Car USB charger is a small adaptor that plugs into the cigarette lighter/accessory port found on virtually all cars and provides one or more USB outputs.As the cigarette lighter/accessory port provides a nominal 12 volt output, the car USB charger converts this voltage to the 5 volts required for the USB supply.Also as the car 12 volt supply can vary considerably and also have spikes and surges on it as a result of the other car electrical systems. The car USB charger needs to protect against these so that anything connected to the USB port will not be damaged by this.In its basic form the car USB charger can be used to charge a host of devices from smartphones and tablets to power banks and even certain models of camera.