Huawei Watch GT 2 Sport (46 mm) Features: 3.53 cm (1.39") display (454 x 454 pixel resolution) Strong battery lasts up to 2 weeks with one charge 4 GB internal memory, 32 MB RAM Bluetooth telephony GPS & GLONASS Position Determination Tracking of Gehe & Laufen, spinning, cycling, triathlon, swimming, cross-country, mountaineering, hiking, rowing machine and elliptical trainer Automatic sleep detection