Used for about a year. Operation confirmed. Made by a famous Japanese manufacturer, so replacement parts can be purchased separately. ---Excellent condition with no noticeable scratches! Used about 10 times. Parts have been disinfected, but if you are concerned, you can purchase replacement parts from Omron. For hygiene reasons, we recommend purchasing separate accessories other than the main unit. If you don't need anything other than the main unit when shipping, please comment. The OMRON inhaler NE-C28 comes with a child's mask and is ideal for home use. - Brand: OMRON - Model Name: NE-C28 - Included items: Mask, tube, filter, instruction manual - Color: White - Features: Child's mask Everything shown in the images is included. Please understand that any accessories not shown in the images are not included. Please check the images. Thank you for viewing.