Nilotron Air Fresheners contain unique fragrances blended to freshen the air for up to 24 hours.The 7 oz. Nilotron refills contain 3,100 metered releases. Select from 24 pleasing fragrances. Use with Nilotron automatic dispenser or by hand. Container Capacity 7 Ounce| Number of Sprays 3000 Fresh Lemon scent Freshens air up to 24 hours