The 12000 btu quick coupling wall mounted air conditioner unit provides cooling and heating, for year round climate control. Features include led display, auto-restart function, sleep mode and active carbon filter. Please note : the exterior unit should be combined with eh1296 (12000 btu interior unit) to create a 12000 btu split air conditioning unit. Note : from 4th july 2011, this product must be installed by a 'qualified person'. cooling and heatingauto-restart functionled displaysleep modea energy ratingdimensions (mm)57. 5x91x33. 5kgcooling capacity (kw)3. 2cooling capacity(btu/h)11000heating capacity(kw)3. 2heating capacity(btu/h)11000control panelelectronicnoise level db(a)54energy ratingainput power ~ cool (w)1000input power ~ heat (w)890voltage (v)220-240frequency (hz)50net weight (kg)26gross weight (kg)28indoor product dimensions (hxwxd cm)19. 5x79x27. 5outdoor product dimensions (hxwxd cm)54x78x25