[Security improvement, safe training] 13cm wide wheel, 21cm diameter super large wheel ensures smooth progress during exercise, no fear of rolling over, ensuring safe use during exercise [Resistance roll [Equipment upgrade, intelligence training] Measures exercise data in real time, counts, clocks, Switch between 3 counting modes to track calorie consumption and movements.
Color: Gray Yellow Material: ABS Battery included or built-in: No Product size: 42 x 13 x 21 cm; 2.27 kg
