HD Full Touch Smartwatch: 1.69 inch LCD touch screen, make a ultra-clear breakthrough in full touch smartwatches. Smartwatch Built-in Alexa: You can add an alexa device to this Android smartwatches for voice control, seniors will love this smartwatch. Smartwatch Make & Receive Calls : Smartwatch men can not only receive call notifications; Built-in microphone supports answering calls on the smartwatches, and can enter phone numbers on smartwatch and make calls. Message Notifications: Smartwatch men can receive SMS message from SMS, Facebook, Twitter, Whatsapp,LinkedIn, Instagram etc. DO NOT support reply texts. Heart Rate Monitor: 24 hours continuous heart rate monitoring, while you can set reminders for high or low heart rate. Sleep Tracking Watch: Automatically monitor at night and analyze your sleep quality. 24+ Modes Fitness Tracker: Support Walking, Running, Cycling, Fitness, Hiking, Mountaineering, Treadmill, Dynamic Cycling, Yoga...smartwatch built-in 24 modes, and up 60 modes in VeryFit App can be choose from. Step Tracker Pedometer: Track your steps, calories burned, distance, pace, heart rate change, duration of movement Noise monitoring: Help you monitor your place noise decibels (too high or too low), allowing you to improve your environment in time IP68 Waterproof: It can perform well in sweaty sports. It is not recommended to wear this smartwatch in the shower. Long Battery Life: Built-in 300 mAh rechargeable battery, come with a magic smartwatch charging cable. Music Control: You can directly control music from this smartwatch men, pause/play music, and adjust volume. Weather Forecast: Smartwatches views the current conditions for the day, along with forecast for the next 3 days, it is very convenient for your travel. Breathing Training: Follows the smartwatch's guide to exhale and inhale, relax yourself and have a break when you feel nervous or pressure. Female Health Tracker: Turn on female health tracking to log periods, track your cycle and gauge ovulation. Sedentary Reminder: The smartwatch recognizes that you have been inactive for a long time and will remind you by vibrating. Customize Watch Face: You can customize your own unique watch face with own photos in the VeryFit app of the smartwatch. Find your phone: The phone will vibrate to tell you where it is, even if your phone falls into the crack of the sofa, perfect for people who are often forgetful. Do Not Disturb Mode: You can set a time to prevent SMS message/calls notifications from interrupting your breaks or meetings. Alarm Setting: Smartwatches supports to set-up 10 Alarm Clocks. Brightness Adjustment: 5 brightness options, you can also set automatic adjustment on smartwatches (adjusted according to your environment) Wake Gesture: Lift up your wrist to wake up the smartwatches screen. Support iOS 8.0 & Android 4.4 and above Please MUST charge it first to activate the smartwatch when first time you receive it. Please remove the protective film on the screen and the back of the watch. The smart watch is not compatible with PC or tablet. The smart watch has NO built-in GPS, connect it with your mobile phone to record sports routes. Sleep monitoring only records night of sleep. The screen display time can't be changed. It will sync your smartphone's time when connecting the Bluetooth. The message on the watch cannot be deleted manually, and the new message will automatically cover the old one. CAN NOT reply the texts on smartwatch. DO NOT use in the bath, sauna, hot spring, or other environments with corrosive liquid and hot steam, which will lead to screen failure. The waterproof function is not permanently effective, and the protective performance may be reduced due to daily wear and tear. The tracking data of the smart watch cannot be used for medical purposes, it's for reference only. Smartwatch Alexa Built-in Smartwatch Answer Make Call Smartwatch for Men Smartwatch for Women Android Smartwatches Alexa Built-in ✓ No No No No Make/Answer Calls ✓ ✓ ✓ ✓ ✓ HR Monitor/Sleep Monitor/Blood Oxygen Monitor/Step Tracker ✓ ✓ ✓ ✓ ✓ High/low Heart Rate Reminder ✓ No No No Only High Heart Rate Reminder Sport Modes 24+ Modes (60 options) 24 Modes 24 Modes 24 Modes 27+ Modes Breathing Training ✓ No No No No Screen Size 1.69inch Ultra-clear 1.69inch 1.69inch 1.69inch 1.75inch Battery Capacity 300mAh 200mAh 200mAh 200mAh 280mAh