Portable air conditioner monobloc air conditioner series klarstein pure blizzard energy efficiency class cooling a max cooling power 2 100 watt maximum cooling capacity btuh 7 165 btu hourly energy consumption in cooling mode 081 kwh60min annual energy consumption cooling 405 kwh maximum sound pressure level internal unit 65 db power type cooling cooling method air cooling operation single duct air conditioner connector with extraction hose programme fun