The Sela Therapy Professional Tuning Fork Synodic Day is designed for therapists and experienced practitioners seeking precise long-lasting vibration for bodywork. Its weighted aluminium construction creates a deeper more focused resonance than unweighted models helping transfer vibration effectively during therapeutic sessions. Tuned to 194.18 Hz (Synodic Day) this frequency is associated with rhythm structure and everyday balance making it well suited to practices centred on grounding focus and presence.Integrated 26 × 16.5 mm weights and 5.5 × 10 mm tines produce an extended deeply penetrating vibration while maintaining accurate frequency response. The professional-grade aluminium alloy construction is lightweight at 90 g measures 200 mm in length and is made in Germany for dependable consistency. A cotton storage bag is also included making it easy to protect and transport the tuning fork between treatments or sessions.