Encrypted grille panel, tightly arranged, simple and stylish, two classic colors of black and white, suitable for a variety of environments Product size: 5.9×23.6×5.9 inches, 40W, water outlet diameter 3.9 inches This ventilator uses a powerful all-copper motor with built-in overheat protection, which is efficient, stable, safe and durable. 18.8-inch long air outlet greatly improves air exchange rate and exhausts quickly to solve all your cooling and ventilation needs If you have any questions about our products, please contact us immediately and we will deal with it as soon as possible., Manufacturer: ZOCWJK