OVOS Car Charger Dual USB Ports Metal Adaptor with Smart Charge Multi-protect Safety System with LED Display and Emergency Hammer (4.8A/24W) for iPhone, iPad, Galaxy and More (Orange) Compact and Exquisite: made from newest aviation aluminum materials, experienced 56 processes, like CNC, Anodizing, Polishing, Wire-drawing, ect. compact and sturdy yet fashionable and exquisite. Smart Charge Technology: it will intelligently identify your mobile devices and provide optimized maximal charging(up to 2.4A per port, max. 4.8A for both port charge simultaneously) 5 layers of circuit protection with Smart IC inside: output over current protection, output short circuit protection, output over voltage protection, over temperature protection and constant currents and constant pressure function. Electronic LED display: Shows the battery's voltage while it's not being used, and the charging current when it is.Using smart chips, no interference among devices. Multi-function: it is not only a car charger, but also a safety hammer.Its top bit can be used as an emergency hammer in case of accident,more guarantee for security.