Features: 1. Care about your heart rate: real-time heart rate monitoring can effectively help you properly adjust your exercise intensity and get twice the result with half the effort. When the heart rate exceeds the warning value, it will automatically vibrate and prompt. 2. Brand-new upgraded chip: Through several years of massive clinical data collection, the algorithm can match various types of people and the measurement is more accurate. 3. Watch incoming call reminder: The mobile phone is connected to the watch wirelessly, and the watch will display the incoming call information and various information content of the incoming call in real time. 4. Easily check sleep quality: accurately monitors the data of various periods of sleep, deep sleep, light sleep, waking, etc., and perform sleep analysis to help you adjust your sleep habits and upgrade your sleep quality. 5. Sports monitoring: equipped with high-precision sensors to accurately capture each sport state, and cooperate with sport algorithms to fully understand your sport data. Description: The wireless watch supports heart rate, sleep quality and sports monitoring with a brand-new upgraded chip. Specifications: Material: ABS+PC+TPE Screen size: 1.47inch Battery capacity: 150mah Wearing method: wrist strap Operation mode: touch + button Interface: USB 2.0 Wireless distance: 5m (inclusive) -10m (inclusive) Additional features: step counting, smart reminder, remote control selfie, health monitoring, information Package Included: 1 pc * wireless watch