IP68 Waterproof: Upgraded sealing technology, not afraid of rain, supports swimming and meets daily waterproof needs SOS Function: In case you are in danger, you can activate the SOS function to seek help, and the high-decibel alarm will immediately attract the attention of people around you Compass Function: The watch has a compass function, which can help you find the direction in the wilderness Check the Weather: Go out without worrying about the weather, use the watch to check it anytime, anywhere 100+ Exercise Modes: Support outdoor running, walking, sit-ups, jumping rope and other exercise modes, the whole record exercise and mental data to meet different exercise needs Sleep Monitoring Function: Pay close attention to the sleep stage, sleep duration, heart rate and blood oxygen level. Deeply understand your sleep situation Health Monitoring: With accurate and real-time heart rate and blood pressure measurement function Remote Control Photo: Connect to your mobile phone and activate the remote photo function to take a quick photo with your watch Specifications: No. W7 Parameters APP FitCloudPro Chipset Bluetrum AB5691 System Android 5.0 and above, iOS 10.0 and above Flash memory 128M Screen AMOLED Size 1.43-inch Resolution 466*466 Touch IC CST820 Connection parameters Bluetooth-compatible calling Bluetrum AB5691 Bluetooth BLE5.4 WIFI None NFC None Sensors Accelerometer sensors SC7A20 Ecg (electro cardio) None Heart rate HX3602 GPS None Body temperature None Battery Battery skype Li-Polymer Battery Capacity 3.8V/400mAh-702224 Charging way Wireless charging APP software functions Sport Count steps, calories, distance, movement patterns Health Blood pressure, heart rate, blood oxygen, sedentary reminder, sleep monitoring, automatic heart rate monitoring, etc Intelligent reminder Call, SMS, Email, WeChat, QQ, Facebook, Twitter, WhatsApp, LinkedIn, Instagram, Messenger, Snapchat, Line, Kakao Talk, Viber, Skype, telegram Other functions Raise the wrist to light the screen, alarm clock reminder, remote control photo, find the phone and so on Hardware function Sport data Distance, calories, steps, real-time heart rate, exercise duration Sport mode selection Walking, running, mountaineering, cycling, jumping rope, basketball, badminton, football, yoga +1 is used as the push movement mode Others 3D menu, SOS function, OTA, shortcut bar (control centre), data (pedometer, distance, calorie), heart rate, blood pressure, blood oxygen, sleep, lift wrist to light up the screen, weather, WeChat movement, information, reminder (message, drink water, sedentary, alarm), women's health, stopwatch, countdown timer, find mobile phone, find bracelet, shake to take a picture, dial switching, music control, settings (language selection, Brightness Adjustment, Brightness Duration, Vibration Settings, Restore Factory, Version Information), Switch Logo, Component (Function Edit), Passcode Lock, Breathing Exercise, Exercise, Exercise History, Do Not Disturb Mode, Power Saving Mode, Low Battery Reminder, Voice Assistant (SIRI), Calling Functions, Frequently Used Contacts, Phone Dialpad, Split Screen (Sidebar), Flashlight, Payment Codes, Scanning Code Connections, Business Cards ( Make Friends), Calculator, Engineering Test Mode & Shipping Mode, Calendar, Alipay Payment, Wenxin Yiyi, AI Dial, Experience Game, Map Navigation, Short Video Control, Compass Other parameters Waterproof level IP68 Charging time 4H Endurance time 7days Standby power consumption minimum70uA Charger specification DC 5V Firmware language Chinese, English, Russian, Spanish, German, Italian, French, Portuguese, Polish, Dutch, Turkish, Japanese, Chinese (Traditional), Arabic, Farsi, Hebrew Ukrainian Vietnamese Thai, Czech APP language English, Chinese, German, French, Arabic, Czech, Greek, Spanish, Japanese, Farsi, Italian, Korean, Dutch, Polish, Portuguese, Russian, Thai, Turkish, Ukrainian, Vietnamese Watch head size 42.5*45.5*13.5mm Package included:1 x Smart Watch1 x Charging Cable1 x English and Chinese User Manual