Innotech Rechargeable Bladeless Portable Fan is the best choice to be used in the office, bedroom, school, camping even during a power shortage situation. Keep cool and comfortable feeling any place, any time with this fan . Its fancy & creative design to make it conveniently portable and delivers high-velocity performance. The portable size allows you to move it from room to room or easily change used place. Innovative bladeless, safe air inlet grille, reference fluid dynamic design that increases air volume while blowing out soft air, and that ensures safety for children. Rechargeable batteryBattery, runs up to 8.5 hours for indoor & outdoor use