Thanks for your visiting our store! After receiving the goods, please charge it for 2 hours before turning on the phone Specification: Model: X7 smart watch Wireless distance: 5m-10m Compatibility: A more→ndroid, IOS Waterproof: Yes Waterproof Rating: IP68 Pedometer: Yes Heart Rate: Yes Calorie Counter: Yes Bluetooth: 4.0 Operation method : Touch function button Screen Diagonal: 1.5” Screen resolution: 240 * 240 The Battery capacity : 180 mAh Standby time: about 5 days Material : Silicone strap APP: See manual Fatures: 1. Sports record: Step counting, exercise time, exercise mode (sit-ups, running, cycling, badminton, table tennis, tennis, skipping, basketball), exercise mileage, calorie