TeckNet PowerZen G1 6400mAh 2.4A Output Ultra Compact USB Portable Charger External Battery Power Bank with BLUETEK Smart Charging Technology for Apple iPhone, iPad, Samsung, Nexus, HTC and More Features cutting-edgeBLUETEK&trade; Technology which identifies and optimises USB power compatibility of devices from Apple, Samsung and many other devices to enable faster recharge rates of up to 2.4A. Remarkably Compact: The smallest and lightest 6400mAh portable charger. Provides almost 3 iPhone 6s charges or 2 Galaxy S6 charges. Built-in flashlight for dark or low-light environments; 5 LED indicators reveal the battery level Certified Safe: TekNet's 8 Level MultiProtect safety system ensures complete protection for you and your devices. What You Get: TeckNet iEP360 portable charger, Micro USB cable, welcome guide, our worry-free 18-month warranty and friendly customer service. Lightning cable for iPhone / iPad sold separately