Based on this product's specifications, here are some alternatives and similar models
Tabletop nebulizer Omron NE-C301-E — AC-powered, 12 ml capacity, children's mask and mouthpiece, white
Summary description:
Omron NE-C301-E is a tabletop AC-powered nebulizer designed for children and home use. It features a 12 ml maximum fill volume, includes a children's mask and mouthpiece, and operates at approximately 63 dB. Compact dimensions (110×180×290 mm) and 2.12 kg package weight make it suitable for regular inhalation therapy to deliver medications for respiratory conditions.