ITEM NAME:12V 4.2A Dual USB Charger Socket for Motorcycle Boat Car Description: - Input: 12~38V, can be used for trucks, boats, ATVs - Output: 5V 4.2A - Works great as a replacement or extra dual USB charge in car switch panel - Over-heated,over-current,over-charging protection, charging will be automatically stop when battery is full - Compatible with popular mobile devices USB 2.0,any device including digital cameras,PDAs,mobile phones and USB accessories Specification: - Easy to use and install - Waterproof cap cover - Compact design 2 USB ports are great for charging - Color: Black - Dimension(LxWxH): approx.45*38*38mm/1.77inchx1.49inchx1.49inch Package Included: 1 Piece Car Dual USB Port Charger Note: This charger does NOT come with LED light Voltmeter!! USB port charger function only!.Compact design 2 USB ports are great for charging. - Input: 12~38V, can be used for trucks, boats, ATVs. - Color: Black.