Portable air conditioner monobloc air conditioner series klarstein metrobreeze energy efficiency class cooling a max cooling power 2 600 watt maximum cooling capacity btuh 8 871 btu energy efficiency cooling eer 26 hourly energy consumption in cooling mode 105 kwh60min annual energy consumption cooling 525 kwh maximum sound pressure level internal unit 61 db power type cooling dehumidifying cooling method air cooling operation single duct air conditio