Steady fan white noise designed for deep sleep and insomnia relief, presented in complete darkness.This 12-hour black screen recording features smooth, continuous airflow with a stable broadband white noise profile, creating a calm and sleep-safe nighttime sound environment.The fan sound remains even and consistent, without speed changes, tonal shifts or mechanical clicks. The balanced frequency spectrum gently masks background disturbances while maintaining a soft and controlled acoustic texture suitable for overnight listening.There are no sudden bursts, no rhythm fluctuations, no voices and no distracting elements. The sound remains stable and controlled throughout the entire recording.This fan white noise ambience is especially effective for:• insomnia relief• anxiety reduction• tinnitus masking• blocking snoring & environmental noise• uninterrupted deep sleep🎧 Recording Details:• steady airflow white noise• balanced broadband frequency profile• smooth continuous sound texture• no mechanical artifacts• no sudden volume spikes• stable RMS for overnight listening• visual: pure black screen (no light)✨ Support Our Work👉 https://patreon.com/NatureSoundsTherapy🌿 More Ambience👉 https://solo.to/naturesoundstherapy🌑 SLEEP IN DARKNESSBlack screen sleep sounds. No visuals. No light. Just deep rest.© SLEEP IN DARKNESS