1.3 AMOLED Full Touch Screen: Frameless and HD full-screen design, Mibro Watch X1 using 1.3 inches AMOLED colorful screen. Bring you the optimum visual experience. Two-week Battery Life: Built-in 350mAh large battery, the smartwatch can be used for 14 days with one charge. Say goodbye to the trouble of frequent charging, Mibro Watch X1 smartwatch brings you the optimum experience of long-lasting and durable. 38Sports Modes and 5ATM Waterproof: 38 Sport modes include outdoor running, walking, cycling, spinning, yoga, etc. Mibro Watch X1 is rated waterproof to 5 ATM. It can withstand pressure 50 meters deep of still water for 10 min under normal temperature. SpO2 Tracking: Low blood oxygen levels can easily cause fatigue lack of energy and decreased concentration, Mibro X1 supports blood oxygen testing helping you quickly adjust your status. More Function: Shake to take pictures, Sedentary reminder, Musical control, Message reminder, Search for phone, etc.