Cooling Power (kW) 3.50 (0.80-3.60) Heating Power (kW) 3.50 (1.00 - 3.80) Autorun function Energy Efficiency Class A ++ / A + Very quiet operation, from 21 dB (A) Operation at outdoor temperature up to -15 ° C Outdoor anti-corrosion treatment unit Auto diagnostics, self-cleaning function Remote control with optional I FEEL sensor LED display On / off timer Night mode TURBO cooling and heating