Yamax EX510 Activity TrackerYamax EX510 Activity Tracker tracks steps, distance, calories, fat burnt, activity time, memory and clock. Can be worn inside your pocket, in your handbag, around your neck on a lanyard or anywhere. [[bottom_description]] The Yamax Power Walker EX510 is at the Top of the Range in Accelerometers (3D Activity Trackers). With inbuilt 3D Technology and the New Fat Burnt feature, it is ideal for serious weight loss and health programs. Features: 3D