LING YIN | Dual-Leaf Tuning Fork Fidget Spinner "Where Mechanical Precision Meets Acoustic Soul." The Ling Yin is not just another spinner; it is a breakthrough in tactile engineering. By seamlessly integrating the resonance principles of a tuning fork into a dual-leaf kinetic structure, we’ve created a device that speaks to you. It transforms every flick into a crisp, melodic echo, bridging the gap between motion and music. The Symphony of Physics: How It Works The Ling Yin is designed to provide diverse auditory feedback based on how you play: Vertical Spin (The Clink): When spun vertically, the internal bearings strike the tuning fork arms, creating a dense, rhythmic, and crystalline "clinking" sound. Horizontal Transition (The Hum): Shift to a horizontal plane, and the mechanical clinking fades, leaving only the haunting, ethereal "tail" of the tuning fork’s vibration. Acoustic Skeleton Design: The rugged, tech-inspired shell features precision-engineered cutouts. This isn't just for looks—it allows sound waves to travel freely, ensuring the resonance is pure and uninhibited. Hardcore DIY Customization We believe the perfect feedback is personal. The Ling Yin offers deep customization for the discerning hobbyist: Magnetic Tension Tuning: Adjust the trigger force of the tuning fork by adding or removing the internal magnets. Sensitive Mode: Fewer magnets allow the chime to trigger with a gentle shake. Impact Mode: More magnets ensure the chime only sounds during a deliberate stop or high-velocity collision. Visual Evolution: Swap the standard 8mm steel bearings for Luminous Beads (sold separately). In low-light environments, the spinning beads trace a brilliant "halo" of light, offering a mesmerizing visual counterpart to the acoustic experience. Specifications Feature Details Available Materials Stainless Steel (SS) / Titanium (Ti) / Zirconium (Zr) Finish Options Sandblasted / Stone-washed / Polished Flame-treated Dimensions 69mm x 30mm x 15mm Weight SS: 82g/Ti:52g/Zr:75g Bearings High-precision 8mm Steel Balls (Standard) In The Box 1 x Ling Yin Tuning Fork Spinner 2 x 8mm Stainless Steel Bearings 1 x Magnet Adjustment Kit (for tension tuning) Note: Luminous beads are optional accessories and must be purchased separately.