Toshiba Seiya Smart dual split air conditioner 7000+12000 BTU inverter A++ wifi external unit 4 kWToshiba Seiya Smart dual split air conditioner 7000+12000 BTU inverter A++ wifi external unit 4 kW The air conditioner kit is equipped with the following indoor units: 1 x 7000 BTU Ideal for rooms from 10 to 15 sqm with an average height of 2. 7 m 1 x 12000 BTU Ideal for rooms from 25 to 40 sqm with an average height of 2. 7 m The Seiya Smart air conditioner from Toshiba is the updated version of the highly appreciated Seiya model from the Japanese