?Long Battery Life and USB Directly Charging?: Wireless USB charging, remove the wrist strap and plug it into the USB port to charge the fitness tracker. Fitness tracker takes only 2 hours to charge and can provide you up to 7-14 days working time, standby time is 45 days. ?Other Useful Features?: Women's Menstrual Reminder, Sedentary Reminder, Drink Water Reminder, Alarm Clock, Find Phone, Wrist Sense, Camera Control, Stopwatch, 100+ Watch Face&Custom Watch Face, Do not disturb mode, Data sharing Google fit and Apple Health. ?IP68 WATERPROOF?: You don't need to take it off during daily hand washing, cold showers, and swimming in pools, But do not soak in water or hot baths, saunas. ?Call & Message Alert?: You can view calls and messages on your smartwatch, when your smartphone receives a phone call, an SMS and messages (Facebook, Twitter, Instagram, Messenger, etc.), never miss important messages. ?16 Sports Modes & Connected GPS?: This fitness tracker provides 16 professional training modes. With connected GPS, you can see your real-time running stats on your wrist and a map of your post-workout route. ?Heart Rate Monitor & Sleep Tracker?: Automatically & continuously monitoring and tracking your heart rate and sleep duration(Sleep Time, Wake Time, Wide Awake, Light Sleep, Deep Sleep, Minimum Heart Rate, Maximum Heart Rate, Average Heart Rate), so you can better understand your physical condition and help you with a healthy lifestyle. ?All-day Activity Tracker?: ENGERWALL Waterproof fitness tracker S5-3 can automatically record and track your daily steps, calories burned, exercise distance and time. It can also monitor your Body Temp, pulse, blood oxygen and blood pressure throughout the day. You can set various SMART Notification and check detailed data in the App "Runmefit".Compatible Phone Models: Compatible with Android and Apple phones. Compatible Devices: Smartphone. Age Range (Description): Kid. Shape: Rectangular. Special Feature: 16 Sport Modes, Waterproof IP68, Use Time 7-14 days, Pedometer, Calories, Distance, Heart Rate, body Temp, Blood Oxygen, Sleep Monitor, Suitable for Men Women Kids, Compatible with Android and Apple phones, Incoming call, SMS, APP Reminder See more. Screen Size: 0.96 Inches. Color: Black. Style: Minimalism. Model Name: Fitness Tracker S5-3. Brand: ENGERWALL. Country of Origin: China. Manufacturer: ENGERWALL. Date First Available: February 4, 2023. Best Sellers Rank: #5,861 in Sports & Outdoors. Customer Reviews: 4.0 out of 5 stars 32 ratings 4.0 out of 5 stars. Batteries: 1 Lithium Polymer batteries required. Item model number: S5-3. : B0BTVRZKSJ. Item Weight: 0.81 ounces. Package Dimensions: 5.55 x 3.39 x 0.67 inches.