Fits all Metered Dose Inhalers (MDI). Assists in drug delivery to the lungs. Built-in coaching signal maintains correct inspiratory rate for maximum drug delivery. Inhaler can be stored inside when not in use. Ideal for active patients. Suitable for adults and children. Easy to use. Spacer device removing need of perfect timing. Discreet, compact, small volume (135ml). Enables tidal breathing. Instructions on side of device.
Technical Specifications - Volume: 135ml; Whistle activation flow: 50 l/min average +/- 10 l/min; Resistance to flow: Less than 1.6 inches of water @ 30 litres/ second.