🔹 GREE Window Air Conditioner - 18,000 BTU • ❄️ Cooling only system • 220 volts electricity • 💨 Excellent and fast cooling performance • 🔊 Medium operating noise • 🧼 Clean housing, almost like new • 🔧 Currently does not require maintenance ⸻ 🔹 LG Window Air Conditioner - 12,000 BTU • ❄️ Cooling only • 220 volts electricity • 💨 Suitable for medium-sized rooms • 🔊 Slightly loud noise during operation • 🧽 Filter needs cleaning • 🔧 Operates efficiently, but the front panel has scratches ⸻ 🔹 YORK Window Air Conditioner - 24,000 BTU • ❄️ Very strong cooling • 220 volts electricity • 📏 Large size • 🔊 Relatively quiet operation • 🧼 Exterior casing in excellent condition • 🔧 No leaks or malfunctions ⸻ 🔹 GENERAL Window Air Conditioner - 18,000 BTU • ❄️ Cooling only • 220 volts electricity • 💨 Good cooling, but slower than new units • 🔊 Loud noise at startup • 🧽 Requires internal cleaning • 🔧 Some buttons are not functional; operates via remote control ⸻ 🔹 Haier Window Air Conditioner - 17,000 BTU • ❄️ Cooling only • 110 volts electricity • 💨 Fast cooling • 🔊 Medium noise level • 🧼 Clean exterior, ventilation openings intact • 🔧 Filter replaced recently, prices reduced from 750 to 650