Hapurs AC Outlet Mini Travel Charger Surge Protector with 4 Port Intelligent Auto Detect Technology Smart charger High Speed USB charging Station Save your Power Socket Outlet after add 4 USB port for your charging. Special communicates with connected devices to maximize both compatibility and charging speed (up to 2.4 amps); Support all 5V output devices based USB interface ( iPhone, iPad, Andorid / Windows Smartphone, 5V Tablets, External battery, Bluetooth Speaker or headset, Partial Cameras Gopro Hero 4 3+) Exclusive PowerIQ Technology: Detects your device to deliver its fastest possible charge speed up to 2.4 amps per port or 5 amps overall. Guaranteed Safety: Industry grade materials (Copper Contact Chip) and premium circuitry ensure complete reliability. 100-240 volt input ideal for international travel. A soft blue LED lets you know it's plugged in. Over-voltage, over-current, short-circuit protection design; Safety approval: CE/FCC; High quality Fire-resistant and High temperature-resistant Material.