Product features: No more sleepless nights. Gentle, safe, effective. User-friendly. Battery-operated. Also for on-the-go: Comes with a convenient carrying bag. Child-safe button: Please press firmly. Silicone sealing ring: Don’t forget the silicone ring after cleaning. Gentle and safe: The device gently relieves accumulated nasal secretions through consistent negative pressure. Battery-operated and energy-saving: Approximately 1,000 uses with 2 alkaline AA batteries. Easy to clean: Simply remove the cap with the silicone tip and sterilize the parts with hot water or steam. Various attachments and a replacement sealing ring are included. Technical specifications: Power supply: 2 alkaline AA batteries. Negative pressure: Maximum 50 kPa. Dimensions: Length 17 cm x Width 4.2 cm x Height 4.7 cm. Batteries are not included in the delivery. Notes according to § 18 Battery Act: You can return the batteries free of charge at any retail outlet that sells similar batteries. As an end user, you are legally obligated to return used batteries. The symbol on batteries with the crossed-out trash can (§ 17 Abs. 1 Battery Act) means: It is prohibited to dispose of batteries in household waste. The chemical symbols of the metals (§ 17 Abs. 3 Battery Act) have the following meanings: Hg stands for mercury, Cd stands for cadmium, and Pb stands for lead. Source: Information from the packaging Status: 04/2017.