Product information:
Applicable scenarios: running exercise, fitness equipment, fitness body
Color: Atmospheric Black smartphone interconnection [four-wheel/send a little sparrow], vibrant orange smartphone interconnection [four-wheel/send a little sparrow], sky blue smartphone interconnection [four-wheel/send a little sparrow]], elbow support automatic rebound [two-wheel Orange], elbow support automatic rebound [two-wheel Blue], elbow support automatic rebound [two-wheel pink], elbow support automatic rebound [two-wheel timing Orange]], automatic rebound of elbow brace [two-wheel timing Blue], automatic rebound of elbow brace [two-wheel timing pink]]
Scope of Application: office, outdoor, family
Specification: four wheels