Marey HP12BTUS Air Conditioner 12,000 Btus Ductless Mini Splits Mini split air conditioner with inverter technology Mini split AC works in warm weather to cool and has a heat pump for cold weather 12000 BTU Mini split cools or heats an area of 20 to 30 square yards Marey AC adopts of inverter Tech and optimized air duct and Cross flow Fan, so that consumers can enjoy super quietness 5 year limited warranty