FIT TRACK is to use advanced 3 delectronicsensors, step meter more accurate, smaller volume,all-roundmonitoring of human movement, step gauge wristbands withbluetoothtransmission and super waterproof function.
Myfit is to use advanced 3 delectronicsensors, step meter more accurate, smaller volume,all-roundmonitoring of human movement, step gauge wristbands withbluetoothtransmission and super waterproof function.
