Product Description Reliable Assistant for You Long standby & Waterproof : can standby for about 20 days.Bluetooth effective distance: 10m/ 32.8ft (In the open space).Waterproof Rate is IP68. Multiple compatibility : Compatible with most iOS 8.2 & Android 4.4 above and Bluetooth 4.0 or above smartphones. Support massive applications : Linkedin/ Skype/ Facebook/ Twitter/ WhatsApp/ Viber/ Line/ QQ/ Wechat etc. Specification: Screen: 1.3 IPS color screen (240*240 dpi) Body material: Cambered acrylic mirror+ alloy frame Band material: TPU leather nylon Battery: 360mAh Charging: 5V/ 500mA USB charger; Computer USB Charging time: 3-4 hours Working time: 7-10 days Read more Call and Message Notification Smart watch will receive the notification of calls SMS and messages from Facebook WhatsApp Twitter Skype etc ...) Note: The watch cannot send SMS or take calls Sedentary Reminder The men s watch will alert you if you have been sitting for too long at a time. Set the time to relax stay active and help reduce stress. The best gift He can feel your company all the time. Raise Wrist To Light Up Screen Smart watch men can be adjusted 5 levels of brightness (easily adjust the appropriate brightness between day and night. Man watch also choose the screen brightness time (5S / 10S / 15S optional) Exercise Monitoring Activity wristwatch record your activity status 24 hours a day and you can see the historical data you can analyze your physical condition and list your training plan. Waterproof IP68 Activity watch is not only waterproof the strap is anti-sweat and dust-proof more comfortable and convenient. Supports wash hands shower or go to the pool but not for diving and hot shower. Chronograph Smart watch supports stopwatch accurate time design improves time management can be used for sports competition cooking etc. Note: The watch doesn’t have GPS function and only connecting App GPS function is available. Don’t put it into the high temperature water or wear it to deep dive (Depth > 10 meters). Smart watch can not text message and directly call. ✔ iOS8.2+/ Android4.4/ Smartphones with Bluetooth 4.0 or above; Item size: 45*45*12mm/ 1.77*1.77*0.47inch