． Exclusively developed TORRAS Coology, which can achieve ultra-fast cooling of 30°F in 1 second ．Safe bladeless fan design to prevent hair from getting caught ． 4 large air volume outlets, large area heat dissipation and cooling ． Customizable three modes (heating/cooling/fan) via smart app ． Ergonomic design suitable for different neck sizes ． 2.5 hours of charging gives you up to 28 hours of use
