OUKITEL A28 Bluetooth 4.0 Gentleman Smart Watch Waterproof The Hand Wake up Bright Screen for IOS and Android (Gold) IPS High-definition Screen;Perfect Youch Experience;Metal Polishing;Charging Connector. Real Leather Strap. Adopts European First-rate Calfskin Handcrafted,Ensure Fit the Wrist Wearing Comfortable. Provide Heart Rate Monitoring. A28 Heart Rate Monitor is the Same Sensor with Iwatch the Measured Result is The Same as Iwatch Provide Exercise Pedometer Real-Time Step-Recording ;Monitor Your Condition of Doing Exercises Everyday. Include Distance,Spread,the Length ,Number of Steps and Energy Consumption Constantly;IOS and Android Perfect Compatibility. With Bluetooth 4.0