Nikai Window Air Conditioner 18,000 BTU – Cooling Only Specifications: Cooling/Heating Function: Cooling Only High-Quality Filter High-Efficiency Cooling Suitable for Daily Use Provides an Ideal Indoor Climate Modern Design Rotary Compressor T3 Tropical Compressor Grooved Copper Tubing Low Noise Level Eco-Friendly Airflow Distributors High-Efficiency Airflow Feature