Our Handheld Ultrasonic Nebulizer offers fast, quiet treatments and is suitable for all ages. Miniaturized and lightweight. Includes rechargeable battery pack (for portable use), AC adapter (for home use), drawstring carrying case, adult mask, child mask, nasal piece, 2 mouthpieces, extension tube and 5 reusable medication cups. Size: 5 1/2"H x 3"D x 1"W. Weighs: 12 oz. Three-year factory warranty.