The Samsung Galaxy S5 features the most excellent viewing experience a superphone can offer. Its 5.1" FHD Super AMOLED display is ultra-bright with premium clarity, delivering a deeper and more vivid viewing experience. Use the ultra power-saving mode to manage your battery life so you no longer have to worry about power levels when your phone's battery is running low. The Download Booster technology lets you simultaneously use LTE and Wi-Fi to give you an unrivaled network experience. The Galaxy S5 also features a built-in heart rate sensor which enables you to measure your heart rate directly on your phone. Plus, the enhanced S Health function consistently leads you through your daily fitness routines.