Source:new HISENSE 3TON Floor Standing Air Conditioner/% Full Copper Compressor/multi-stage tropical compressor/lvs(low voltage resterterbility)big engine/auto restert/auto clean/energy safe filter/anti-bacteria filter/supper ars/powerful compressor/easy installation/automatic voltage switcher/fast cooling/4wsys swing/low voltage conjunction/energy save light conjunction/fast cooling/with 5years warranty on compressor/1 year warranty on ac/we also do home and office delivery to your door step