• Bluetooth BLE 5.1 and BQB, SRRC Certificated.
• Heart rate sensor, which can detect the heart rate during exercise.
• G sensor six axis gyroscope can detect the movement times of tension rope.
• Support different stretching postures and modes.
• Built in rechargeable battery, single charge can be used for 30 days.
• USB type C, OTA function for software update.
• Support online and offline sports modes.