Three colourful balls for visual inhalationlevel feedbackClear chamber for easy monitoring of progressCompact and lightweight design forportabilityEasy-to-read markings for precise measurementDurable construction for long-lasting useSpecificationsBrand Dr. OdinType SpirometerPackage dimensions L 14.5 x B 7 x H 15 cmProduct DescriptionThe Dr. Odin OLE101 Colourful 3 Balls Spirometeris an innovative device designed to help improve respiratory health throughbreathing exercises and lung exercises. This spirometer features three vibrant,colourful balls that move up and down as you inhale and exhale, providing avisual representation of your lung capacity and breathing patterns. Thespirometer is not only functional but also aesthetically pleasing, making it anengaging tool for individuals of all ages. Constructed with high-qualityItems included in the packageSpirometerUser manual