Gree Concealed Inverter Air Conditioner, 5 Ton, Hot & Cold, BTU52000. Power and Freon: 220V-1Ph-50/60Hz - R32 (Eco-friendly). Indoor and outdoor unit fins are coated with an anti-corrosion material. Wireless, moisture-resistant remote control. Integration with control systems. Indoor unit equipped with a fresh air intake. Maintains a stable room temperature. Fire-resistant electrical box. Wi-Fi control systems.