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TY-JS65-B

Smart Liquid Resistance Built-In Sensing Bike Trainer (V-Shape Frame)

The Unisky TY-JS65-B incorporates a power sensor into the standard TY-JS65. This sensor is an electronic device that can independently and directly measure your actual output power while riding. It is located on the resistance unit of the trainer. While riding, you can connect to a smart device (phone/computer) via ANT+/Bluetooth, and then access software such as Zwift for riding (the software will display power and speed parameters). The fluid resistance bike trainer is an indoor cycling trainer. It uses fluid (usually silicone oil) being stirred in a sealed chamber to create resistance, mimicking the feeling of real cycling. The trainer has a paddle wheel (like a propeller) inside a chamber filled with thick silicone oil. When you pedal, your bike's rear wheel spins a roller, which turns this paddle wheel. As the paddle stirs the oil, the fluid's thickness creates resistance. The key point is: the faster you pedal (the faster the paddle spins), the greater the resistance becomes, and it increases a lot. This feels very similar to how air resistance works when riding outdoors—going faster requires much more effort. Fluid Resistance Bike Trainers are the perfect choice for cyclists who want a quiet, realistic ride feel, simple reliability, and have a limited budget. If you want a quiet, realistic, and pure "cycling machine," a fluid trainer is a timeless classic. They are especially good for: People who live in apartments or need to keep workouts quiet. Cyclists who care about a natural "pedaling feel" and whose main goals are basic fitness, cardio, or sweating out stress. Users who want a no-fuss, "just ride" experience. Anyone looking for a high-value, low-maintenance home fitness machine that doesn't need power or data. Fluid resistance bike trainers are the perfect choice for cyclists who want a quiet, realistic road feel, simple reliability, and have a limited budget.

Key Features

  • While riding, you can connect to a smart device (phone/computer) via ANT+/Bluetooth, and then you can use software such as Zwift to ride (the software will display power and speed parameters).
  • Realistic Resistance Curve: The way resistance increases with your pedaling speed closely matches real-world cycling. Speeding up is hard work, but holding a steady pace feels natural.
  • Heavy Flywheel Momentum: A heavy flywheel provides excellent inertia. Your pedaling stroke feels very smooth and continuous. There's no "dead spot." When you push down, you feel like you're driving weight forward, and you can even feel the flywheel helping to pull the pedals around.
  • Almost Silent Resistance Source: The main sound is a quiet "hiss" or "whoosh" from the fluid. This is usually quieter than a household fan. The loudest noise is typically your bike's normal chain and gear sounds.
  • Ride Immediately: It's a purely mechanical device. No need to plug it into an outlet. Just mount your bike and start riding—no complicated setup.
  • High Reliability & Durability: The design is simple. The sealed fluid unit requires almost no maintenance. It will last for many years if not physically damaged.
  • Among trainers that offer a realistic and quiet ride, fluid trainers are often the most affordable option. They cost much less than high-end "smart" trainers that offer a similar quality of ride feel.
  • Pure "Mind and Body" Training Because it doesn't connect to apps or devices, it encourages you to focus on your own pedaling rhythm, how your body feels, and your heart rate. It's great for basic endurance workouts, recovery rides, or stress-relieving rides where you just want to clear your head.

PRODUCT DETAILS

Specifications

Material
Carbon steel、ABS、PA、PVC
Adaptive model
Suitable for 26-29 inch and 700C bikes
Flywheels
1.5kg
Resistance mode
Liquid resistance
Maximum power
1000W
Expansion size
695*520*400mm
Gross/net weight
12kg/10.7kg
Outer box size
59.5*20x.58cm
Axle type
Stud type、Quick release type(It is recommended to replace the quick detachable rod attachment),Thru Axle (The Specialized Thru Axle for bike trainers)
Weight Restriction for Riders
≤130 Kg (including bike weight)

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