Advanced HVAC Tool: This digital HVAC vacuum gauge tester is essential for professionals in the refrigeration industry. It features a high- sensor that ensures accurate readings, crucial for effective system analysis and troubleshooting. User-Friendly Design: Equipped with an ergonomic hand wheel, this gauge allows for easy adjustments and comfortable operation. The timed shutdown feature adds convenience, saving battery life and enhancing the device's . Versatile Application: Ideal for testing and maintaining a variety of refrigerating fluids, this tool is versatile and reliable, making it a must-have for HVAC technicians and maintenance engineers Color:As Shown Material:ABS Package Contents: 1 * pressure gauge(excluding tubing) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.