Product name: H99 Smartwatch Screen size: 1.4 color screen Screen type: TFT Touch method: full touch Middle frame material: plastic Shell material: glass Wristband material: TPU Bluetooth: 5.1 Main chip: GR5515 Battery capacity: 170mAh polymer Charging method: magnetic line charging DC-5V Charging time: about 1 hour CPU and FLASH: 1GB FLASH+256KBRAM, external expansion 64MB FLASH Waterproof: IP68 Exercise mode: calories, steps, mileage, etc. Reminder function: alarm clock, WeChat, SMS, phone, QQ, sedentary reminder, etc. Other functions: stopwatch, music, remote camera, screen brightness adjustment, etc. Specifications: kids smartwatch can track the daily activity steps, distance, calories burned, heart rate and exercise time. Supports 19 sport modes: running, walking, hiking, biking, skipping, swim, yoga, football, basketball and so on. With IP68 waterproof, kids can enjoy swimming and other water sports. Heart Rate & Sleep Monitor Automatically monitor kids real-time heart rate. H99 kids smart can set the heart rate alert. When the heart rate exceeds the upper limit, it will vibrate to remind you. Also accurately provide kids sleep data(deep sleep, light sleep and wake up time) to help your kids develop a healthier schedule. Built-in 20 alarm clocks can remind children to get up, study, play, etc. Customized Wallpaper & More Functions H99 fitness tracker watch can customize wallpaper. Kids can choose the wallpaper that comes with H Band App or upload the favorite photo as wallpaper. Whats more, it has many fun and useful functions, call alert, message notification, sedentary remind, camera shutter control, music control, etc. Surprised gift toy for boys girls. Compatibility & BatteryCompatible with Android 4.4 and IOS 8.0 above smartphones. Download and install H Band APP to connect KeBuLe smart watch to get more functions. Package Included: 1 x Fitness Tracker 1 x USB Charging Cable 1 x User Manual