Product weight: 50g Product size: 14*9*3 Screen resolution: 240*240 Screen size: 1.28 inches Fashion watch: zinc alloy + ABS/PC body material, strong and wear-resistant, durable, wear-resistant and non-damaging side suction technology, two-button ultra-thin body, substrate technology, ABS+PC, light spiral effect. Batch watch faces + custom watch faces will be launched. Learn about everyday life. Bluetooth calls, Bluetooth music: AAC surround cavity speakers, Bluetooth hands-free calls, high-definition original sound, whether driving or exercising, real-time push of incoming calls, raising hands to talk, making communication more convenient. Support independent music playback, ultra-clear sound quality, AAC surround cavity design, top sound quality, immersive enjoyment of auditory feast, restore music details. Waterproof sports watch: multiple sports modes, easy to record sports data. Sports pedometer/calorie consumption/exercise time/exercise heart rate. GPS track. The smart trainer on your wrist can accurately record professional sports data for your analysis. IP67 waterproof and dustproof design, it can be used normally when sweating, washing hands and raining. Health management: 24-hour heart rate monitoring with advanced heart rate chip, all-weather heart rate monitoring. If the heart rate is detected to be too high or too low, an early warning will be issued in time. Intelligent Monitoring Blood Oxygen Detection Blood oxygen detection is especially important for high-intensity workers and the elderly, allowing you to fully understand your health status. sleep monitoring Smart life: SMS and phone reminders, real-time information synchronization reminders, support SMS/QQ/WeChat/Skype/Facebook/Twitter/Line/WhatsApp and other information push. So you won't miss important notifications, custom alarms, clock reminders, sedentary reminders, incoming call reminders, and more. Model: E20ProWatch Strap: TPU/Belt/Steel BandBT Version: BT 3.0, BLE4.0 Compatible OS: Android 4.4 and above, iOS 8.0 and above Operation mode: full touch plus double button Waterproof: IP67 Image size: 1.28 inches TFT resolution: 240*240 pixels Battery capacity: 240mAh Battery life: about 10-20 days Use time: about 2-5 days Charging time: about 2.5 hours Power supply: 5V/1A Charging Type: Magnetic Charging Cable Alarm Type: Vibration App Language: Android: Chinese, English, Polish, German, Spanish, Portuguese, Malay, Vietnamese, Turkish, Hindi, Bangladesh, Indonesia, Netherlands , Thai, IOS: Chinese, Traditional Chinese, Korean, English, Polish, German, Spanish, Portuguese, Thai, Russian, Italian, Japanese, French Watch interface and message push language: Chinese, English, Japanese, Polish, German, Russian, French, Spanish, Italian, Portuguese Package includes: 1*smart watch, 1*charging cable, 1*user hand