new fitness tracker wristband heart rate monitor smart band f1 smartband blood pressure with pedometer bracelet

hi,friend.this is the f1 smart band.it can show the time,and it has many function,you can use your phone to connect it with app that can show your body health and your outdoor activities.dhl. hi,friend.this is the f1 smart band.it can show the time,and it has many function,you can use your phone to connect it with app that can show your body health and your outdoor activities.dhl.