【Heavy-duty: 330 Pounds Weight Capacity】- Made with 2mm thickened commercial steel and multi-triangles structure; With unique connections, both seat and handlebar will keep more stable during cycling; Together with widened stabilizers and widened steel cranks,  X4S exercise bikes can support about 330 lbs (about 150kg) and will last very long.
【Fully Adjustable for the Whole Family】- The cycling seat and handlebar are both 4-way adjustable to fit all the family members with different heights (Suitable inseam: Min 28" to Max 37.4"). The steel toe-caged pedals are designed with adjustable straps, they can fit different sizes of feet well. There is also a convenient adjustable knob, with a simple twist, you can adjust the resistance to fulfill different workout plans, suit for beginner to enthusiast.
【Own-developed Bluetooth Digital Monitor】- This stationary bike's monitor is Bluetooth & Backlight, shows time, distance, speed, RPM, load (Readable Resistance Levels: 1% to 100%), calories, and BPM (If connected with wearable heart rate bands). You can have total control over the pace and duration of your riding. The Bluetooth connectivity to 3rd-party apps allows you to follow structured workouts or ride a route. So your fitness or weight loss journey can be specific in meeting your needs.
【Dual Excellent Mechanism Systems】① Unique dual solid flywheels combined with the belt drive system, this indoor bike creates smooth riding, and it is maintenance-free and near silent; ② Excellent resistance and urgent stop system, 6 stronger magnets to create magnetic resistance, and extra leather brake pad to make urgent stop safer, and won't affect the magnetic resistance in the normal cycling workout. You will have smoother, stronger, and safer cycling exercise training with  X4S.