Fasting Cooling: Our 15,000 BTU powerful portable air conditioners for bedrooms up to 850 square feet provide you with consistent/fast/efficient cooling. with 560 m³/h.Our portable air conditioners are designed with low power consumption to help conserve energy and reduce your electric bill, making them ideal for many homes and small businesses. Low Noise: Our portable air conditioners are equipped with sleep modes and 2024-generation high-efficiency compressors with low noise levels (≤50 decibels) to ensure undisturbed nights. 3-in-1 Modes: Our air conditioners combine a 3-in-1 cooling/drying/fan mode with an easy-to-operate digital display/compact remote control to provide you with comfort. Perfect Function: Set the right temperature with this portable air conditioner. Our portable air conditioner and heater also feature a slide-out washable filter, automatic water evaporation, and a 24-hour timer.