Lens Material: Power Glass, Bezel Material: Stainless steel, Case Material: Fiber-reinforced polymer with steel rear cover, Strap Material: Silicone, Display Size: 30.4 mm (1.2") diameter, Display Resolution: 240 x 240 pixels, Connectivity: Bluetooth, ANT, Wi-Fi, Warranty: 01 Year, 010-02776-01.