ntelligent Multi-circuit protection system， adapt the car complex power supply environment; Its Operating Temperature: -10-60℃; Dual USB car charger， the dual smart USB ports quickly and easily identify your mobile devices， to provide optimal charging efficiency automatically; Ultra-high power output， to meet the requirements of high-power digital devices charged; Fast charging; Input Voltage: 12-24V;Output Voltage: 5V; Output Current :3100mA; For charge mobile phones， tablets， GPS， etc. Or As a Lifesaving Hammer; Certified by FCC， CE - High quality fire proof material & anti-oxidation aluminum pull tab. Package Includes: 1pcs Car Charger