Amazon CX3 smartwatch Bluetooth call sports monitoring watch high-precision heart rate blood oxygen waterproof wristband

The CX3 smartwatch features a 1.95-inch high-definition full touch screen, paired with a fully metal integrated middle frame, with beautiful and smooth lines, showcasing the high-end atmosphere to the fullest. Equipped with a dual color three channel high-precision PPG biological tracking sensor, the layout is reasonable, effectively avoiding signal interference, greatly improving the quantity and accuracy of data acquisition. Built in over 100 rich exercise modes such as running, skipping rope, cycling, swimming, etc. Whether you are an experienced and challenging veteran athlete or a novice who has just embarked on the path of fitness, you can find the exercise mode that suits your own needs. Application Age Group:ADULT Band Detachable:Yes