This fitness tracker helps you track real-time heart rate automatically & continuously and automatically tracks your sleep duration & consistency with comprehensive analysis of sleep quality data, helping you adjust yourself for a healthier lifestyle. It can accurately record all-day activities like steps, distance, calories burned, active minutes and sleep status. Also, receive call, calendar, SMS and SNS (Facebook, WhatsApp, LinkedIn, Instagram, and Twitter) notifications on display; never miss the messages that matter. Moreover, with built-in USB plug, it’s easy to charge with any USB block and computer; no charging cable and dock needed. One single charge gives you up to 14 days of working time. *HEART RATE & SLEEP MONITORING: Tracks real-time heart rate automatically & continuously and automatically tracks your sleep duration & consistency with comprehensive analysis of sleep quality data, helping you adjust yourself for a healthier lifestyle. *ALL-DAY ACTIVITY TRACKING: Accurately record all-day activities like steps, distance, calories burn, active minutes and sleep status. Also, the status can be shared on all sorts of social websites. *SEE CALLS & MESSAGES ON YOUR WRIST: With V4.0 wireless technology, our smart watch can pair with smartphones with Android 4.4 and above or iOS 7.8 and above system to realize receive call, calendar, SMS and SNS (Facebook, WhatsApp, LinkedIn, Instagram, and Twitter) notifications on display; never miss the messages that matter. *MULTI-PURPOSE & IP67 WATERPROOF: Designed with NFC connection makes it easy to send your business card by touching phone with NFC function; Connect the GPS on your cellphone can show run stats like pace and distance and record a map of your workout route. Also, features IP67 waterproof to remove worries about hands washing, splashing, sweating, rainy, etc. (Note: Do not wear in hot bath/shower.). *BUILT-IN USB PLUG & 2-WEEK RUNTIME: Easy to charge with any USB block and computer; no charging cable and dock needed; one single charge gives you up to 14 days of working time. Product Type: Fitness Tracker Material of Wrist Band: TPU APP: Good Band Wireless Connecting Name: GPCT907 Chipset: DA14580 Display: 0.69” OLED Display, 96*16 Pixels Water Resistant: IP67 Touch Key: Yes Memory: 84KB Wireless Version: 4.0 Working Time: About 2 Weeks Standby: About 2 Months G-sensor: Yes Vibration: Yes Battery: 50-60 [email protected] li-polymer battery Input: DC 5V 500mA Charging Time: About 45 Minutes Heart Rate Monitor Working Current: 550uA System Compatibility: Android 4.4 and above, IOS 7.0 and above Band Length: 11 11cm/4.33in 4.33in Watch Case Size: 4x2x1.3cm/1.57×0.79×0.51in (L×W×H) Unit Weight: 22g/0.78oz/ 0.049lbs Package Size: 11.3 x 11.5 x 3cm/4.45×4.53×1.18in (L×W×H) Package Weight: 90g/0.2lbs Available colors: Black, Red, Orange, Brown 1 x Fitness Tracker 1 x User Manual