Features: Heart Rate and Sleep Monitoring: The watch tracks real-time heart rate continuously for 24 hours and automatically monitors your sleep quality during rest. It helps collect and record health data so you can adjust for a healthier lifestyle. All-Day Activity Tracking: Records daily activities including steps, distance, and calories burned, providing periodic data comparison feedback. Call and Message Notifications: Real-time messages and calls are displayed automatically on the watch in full-text content. You will not miss any information with this watch reminder. Long-Lasting Battery Life and Water-Resistant: With an IP67 waterproof rating, it can be worn in the rain or while washing hands. Offers 7 days of use or 15 days of standby on a full charge. Easy Wireless Charging: Features a plug-in charging design for convenience. It can be directly charged from a computer, laptop, charging adapter, or power bank. A full charge takes only 2 hours; a USB charger is not needed. Package Includes: One Fitness Tracker Watch, One Wrist Band, One Manual, One Packing Box. Specifications: Band Material: Silicone. Color: Black, Dark-Blue, Green, Cyan, Purple, Red. Size: Approximately 175x83x31mm (6.9x3.3x1.2 inches). Weight: Approximately 43g (1.52 ounces). Main Chip: Telink8266. Memory Size: 512MB+16MB. Display: 0.96-inch TFT Color Screen (Resolution 80x160). Button Method: Touch Button. Battery Type: Lithium Polymer Battery. Charging Head Specifications: 1A or less. Charging Method: USB. Standby Power Consumption: Approximately 15 days standby, 5-7 days normal use (calculated based on 80mAh battery). Bluetooth-Compatible Type: Bluetooth 4.0. Font Type: Single or Multi-Language Font. Support APP: Lefun Health. Battery Capacity: 80mAh. Charging Voltage: 5.0V. Charging Current: 75mA. Mobile Phone System Requirements: iOS 8.0 and above; Android 4.4 and above with Bluetooth 4.0. Function Sports Record: Step Count, Exercise Time, Exercise Mileage, Calorie Consumption, Sleep Monitoring. Saves 30-day exercise and sleep data.