Lot of 10, Thermocool AC fan. Specification : 120v AC input, 0.4A rating, 38W, 2600RPM, Noise: 54-59dB, Airflow:176-198 CFM, Size: 150mmL x 150mmH x 50mmW (5.9"L x 5.0"H x 2"W).  Includes 6" pre-wired power lead.