The TL 4-6 is a reliable test leak solution designed for helium gas applications. It features a high-quality helium gas reservoir, ensuring precise leak testing for various industrial needs. Key features include a user-friendly interface, adjustable pressure settings, and robust construction for durability. Ideal for locating leaks in equipment and systems, the TL 4-6 offers efficient performance and accuracy, making it a must-have tool for maintenance and quality control professionals.