Specification:Brand: RockName:Car Charger with HammerModel: RCC0105Material: Fireproof PC, Aluminum Alloy, Stainless Steel, Brass, Silicone.Input: 12-24V.Output: 5V/3.4A.Colors: Luxury gold, Black, Rose gold.Interface: Dual USBSize:28.4x66.2mm(car charger)Features: 1. Unique Design: Car Charger+Hammer Design.2. Alumimum alloy shell, high-end Material, with brushed finish and exquisite material,it has fine workmanship and looks more high-end.3. Dual USB output, it can charge two mobile phones at the same time.4. 3.4A quick charge, the maximum output can reach to 3.4A that can quickly charge mobile phone,for iPad etc.5. Smart charge, with advanced power management scheme, it provides optimum charging current for different USB port.6. High quality chip and it has various circuit protective designs. The negative pole made of material,improve the eletric impedance,reduce unit temperature.Package includes:1*Rock Smart Quick Charge 3.4A Dual USB Safety Hammer Car Charger1* handle