OHPA Z02 Extreme Slim Heart rate monitor HD display Bluetooth Smart Watch with Remote camer and sound for iPhone and Android Smartphones, stainless steel strap, Gold 1. Fashionable, extreme slim,only 9.8mm thickness is believed to be the first creation in the industry. Military liquid metal, first super narrow bezel design. CNC light cutting,more stronger and durable. 2. HD display: G+F high sensitive capacitive touch screen,droplets screen. delicate and beautiful. exactly Non-air-gap. 3. Premium leather strap and stainless steel strap can change personality. wearing more comfortable according to the extremely ergonomic concave-convex design. 4. Military liquid metal. first super narrow bezel design,CNC light cutting. more stronger and durable. 5. NFC. more convenient to update the bluetooth pairing, its awesome to exchange the business cards.