The HLT Portable Air Cooler and HLT Commercial Cooler is usable for rooms, Hotels, Gym.. etc. It comes with hi tech technology. High efficiency honeycomb pads for superior cooling. It has 3 speed control. It has auto louver movement. It gives perfect cooling experience. The HLT Portable Air Cooler comes with best tank capacity. Equipped with Cool flow dispenser for better cooling. It has specially designed fan for more air.