Phoenix Manufacturing BW5002 Evaporative Window Cooling Unit with 1,800 Square Feet Cooling Capacity Cool up to 1,800 square feet of space, powerful 1/2 HP, 115 Volts and 2 speed motor Easy plug in to 120 V outlets Easy plug-in connections to junction box Durable low sump pump MIRROSCOPIC polished blower shaft finishing process give longer bearing and shaft life 10 year warranty against leakage due to rust out; 1 yr. parts