Protech Breathalyser Spare Mouthpieces (Pack of 6)

Buy a pack of 6 extra mouthpieces to avoid spreading germs when testing blood alcohol concentration across different people. Suits QM7320

Product Specifications

• Length : 23mm
• Weight : 1g
• Diameter : 11mm

• Length : 9.5 cm
• Width : 8 cm
• Height : 1.5 cm