This product is a set of L-shaped angle bar brackets designed for supporting outdoor air conditioner units, specifically those ranging from 1HP to 2HP. These brackets provide a stable and secure platform for the outdoor unit, elevating it off the ground and helping to protect it from debris and potential damage. The "OPP" designation likely refers to the packaging or material used. The brackets are crucial components for proper air conditioner installation and maintenance, offering a safe and reliable mounting solution. The "kaki aircond" term indicates this product is a stand or leg for the air conditioner.