Package includes: you will receive 1 piece of stainless steel air conditioner fin cleaner and 2 pieces of air conditioner condenser fin cleaning brush, use together to make cleaning more efficient _x000D_ Plastic Coil Brush: The plastic whip brush is stiff and smooth enough to soak up any dirt and leave the condenser fins or coils clean without damaging the coils _x000D_ Helical brush: suitable for in-line condensers; Once applied, pull the backing inward and insert the curved brush head inward to clean off dust or straighten out the distorted condenser _x000D_ Improve efficiency: Regular use of heat sink cleaning brush cleaning equipment can improve air conditioning efficiency, efficiency being essential for air conditioner _x000D_ Function: Use the condenser brush to clean your own equipment frequently