Features:
OOTDTY  
General Compatibility: These portable tester mouthpieces feature a broad spectrum design with plastic construction, fitting most market available breathalyzers. for professional drives and safety inspectors who frequently Switches between devices.
Hygienic Protect: Each Throwaway mouthpiece ensures sanitary testing by preventing contamination. Perfect for public Event, corporate gatherings, or multi user scenarios where health safety is
Tool Easy Installation: With Fast attach on structure, these mouthpieces enable quick setup without tools. Vital for enforcement and Emergencies checks requiring immediate testing.
Lightweight Portability: Produced of featherlight plastic Component, the mouthpieces are easily carried during commutes or long drives. Enables on the go testing whenever needed.
Sustainable Solution: Fully recyclable after use to minimize environmental Effect Supports green initiatives while maintaining functionality for both individual and corporate users.

Specifications:
Component: plastic
Length: approx 24mm/0.94Inch
Diameter: approx 6mm/0.23Inch, 8mm/0.31Inch

Package Includes:
5xBlow Tube
Or
10xBlow Tube

Note:
Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.
Due to the difference between different monitors, the picture may not reflect the actual color of the item.
Thanks for your understandings.