Keep B4 Fitness Smartband (CN version)

Stay on top of your fitness goals with the Keep B4 Fitness Smartband. This versatile smartband features real-time blood oxygen and heart rate monitoring, along with detailed sports status assessment to help you track your progress. It boasts a vivid 1.58-inch color OLED display, 50-meter water resistance, and magnetic charging for convenience. Enjoy up to 14 days of battery life and seamless connectivity via Bluetooth 5.0, all wrapped in a comfortable silicone design perfect for everyday wear and workouts. (CN version)

Extreme battery life: 14 days Payment function: Scan code to pay Blood pressure monitoring: Does not support blood pressure measurement Screen display: color Power supply mode: Magnetic charging water proof: 50 meters NFC function: No NFC function Blood oxygen monitoring: Real-time monitoring Message reply: Message reply not supported Wristband Material: Silica gel Sports Recognition Function: Indoor running AI voice function: Does not support AI voice function For people: General Standard battery life: 14 days Product Size: 30mm high Heart rate monitoring: Real-time monitoring model: 0000000000 Host model: other