... strong te 1: Use the Toshiba, Samsung, Hitachi, rotary type compressor2: LED temperture digital display3: Self-diagnose capability, error ... . Refrigerant: R22 R410A4. With LCD display, restart function5. Rotary type compressor onder famous brand: Toshiba, SANYO, Hitachi, Mitsubishi, etc6 ... , striin-housing testing7. Circuit short protection Window Type Air Conditioner 9000BTU 12000BTU 18000BTU 24000BTU