• Experience hands-free thermal relief with the RTAKO BP626 Cold Air Hanging Neck Fan. • Features a five-core refrigeration system for superior cooling over standard dual-core models. • Provides a multi-directional breeze for targeted cooling. • Equipped with a 4000mAh battery for extended use. • Operates quietly with a wind wheel noise level of just 18 dB. • Hair-friendly intake profile enhances user comfort. • Ideal for outdoor activity, workouts, and power outages.