The new standard for air conditioning energy efficiency, "room air conditioner energy efficiency limit value and energy efficiency rating" was announced on March 3, 2010. After the implementation of the new standard, the original level 3 energy efficiency air conditioner will be determined to be eliminated, and the original level 2 energy efficiency will be reduced to level 3, and will no longer enjoy the national energy conservation benefits subsidy. (Note: implemented on 2010-06-01) Type rated cooling capacity (CC) Energy efficiency rating 1 2 3 Integral 3.30 3.10 2.90 Split type CC ≤ 4500 W 3.60 3.40 3.20 4500 W 7100 W Exit Sign Acrylic Panel,Acrylic Sign Board With Led,Acrylic Sheet Sign Board,Signage Acrylic Board NINGBO WIKI IMPORT EXPORT CO., LTD. , https://www.feituosafety.com