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Resistance Mechanism: Magnetic & Auto
Resistance Levels: 16 Levels
Flywheel Weight: 40 lbs
Power Source: Self-Powered
Maximum Weight Capacity: 350 lbs
Product Dimensions: 52.8'' x 19.3'' x48.8''
Product Weight: 79.4 lbs
Compatible Apps: Merach, Kinomap, ZWIFT, FantomFite
Other Features: 7 Pre-set Programs, High-Density Foam Cushion, LCD Monitor
Resistance Adjustment: Electronic via mechanical buttons on the display. (Knob for emergency stop and flywheel lock)

What Experts Say
Get expert insights on performance, comfort, and value in the S29 Heavy-Duty Exercise Bike review.
Highlight Features
Discover the highlight features of the S29 auto-resistance exercise bike for weight loss at home.

Smart Fitness Hub
Track progress, join interactive fat-burning workouts, and sync data seamlessly with the free Merach app.

Personalized Bike Workout
Enjoy tailored courses and plan for bike exercises to lose weight effectively.



Eco-Friendly Riding
Enjoy an energy-efficient workout with our self-powered exercise bike for eco-friendly training, no electricity needed.

Why Choose Us
Merach is committed to delivering innovative and reliable home fitness solutions that support sustainable weight loss and a healthier lifestyle.

A self-powered and auto-resistance exercise bike is an advanced type of home fitness equipment that requires no external power source and automatically adjusts workout intensity. The S29 self-powered exercise bike generates electricity through pedaling and uses a smart, silent resistance system that adapts in real time. This dual innovation allows flexible placement anywhere in your home while ensuring a smooth, challenging, and efficient workout experience.
Designed for efficient fat burning, this exercise bike for weight loss accelerates results through structured, high-intensity training. The 40 lb flywheel delivers smooth, natural motion that activates major leg muscles for maximum calorie burn. With 7 built-in programs offering varied stationary bike exercises to lose weight—from steady-state cardio to HIIT—the S29 keeps workouts engaging and effective. The cordless, self-powered design lets you exercise anytime, anywhere, without restrictions.
Built for serious performance, this heavy-duty exercise bike combines strength, intelligence, and comfort. Its automatic resistance system ensures fluid transitions while maintaining whisper-quiet operation under 25 dB. The reinforced steel frame supports up to 350 lbs, while the 40 lb flywheel provides steady momentum for a realistic cycling feel. An LCD monitor offers real-time workout feedback for easy tracking.
Paired with the free Merach app, the auto-resistance exercise bike provides interactive training, personalized weight loss plans, and real-time tracking. This integration transforms solo exercise bike sessions into engaging, goal-oriented workouts, boosting motivation and consistency for sustainable fat loss.
- Beginners: Structured programs and a stable design ensure a safe, supportive start.
- Busy Users: The quiet, self-powered design fits perfectly into any home or apartment.
- Heavier Riders: The 350 lb load capacity and robust frame deliver secure, confident performance.
Merach is dedicated to designing innovative and reliable home fitness solutions that support sustainable weight loss and a healthier lifestyle—backed by responsive customer service you can trust.
Setup was easy, and I can move it around without plugging anything in. The self-powered system is amazing, the resistance feels smooth, and I’m already feeling stronger after a few weeks.
The bike feels super stable even when I push hard. The heavy flywheel makes every ride challenging, and I can really feel my legs working. Highly recommend!
I hop on this bike in my living room every morning, and it’s become part of my routine. The auto-adjusting resistance keeps every ride smooth and effortless, while the quiet operation means I don’t disturb anyone. The flywheel feels so natural, like real road cycling, and the preset workouts actually make me look forward to each session. It’s made staying consistent with my fitness goals much easier.
