SPECIFICATION: Name: UV LED Air Purification System Model: ACLS50AR Power: 10W Material: Aluminum Packing size: 271x106x43mm Voltage: AC 100-305V 50/60Hz Wavelength: 270-280nm(UVC), 405nm(UVA) UV LEDs QTY: 2PCS(UVC LEDs), 8PCS(UVA LEDs) Lifespan: 10,000Hours(L50) Features: Kill 99.9% of bacteria and viruses in the room and purify the air. Application: For most type of commercial air conditioners.