Product Overview

The Low Vacuum Audio Alarm, an essential addition to Powr-Grip's® Vacuum Cups. In addition to the visual red-line indicator, the plunger features an audible alarm to immediately alert you to any vacuum loss. This feature provides peace of mind, especially in situations where visual confirmation of the vacuum level is difficult. The Audio Alarm simplifies operation with its automatic on/off function, ensuring straightforward use just like any standard Powr-Grip® cup.

Key Features:

• Compatible with your existing Wood's Powr-Grip® Cups
• Robust, metal-clad plunger emits a powerful audible warning in case of vacuum loss 
• Long battery life: provides 30 hours of continuous tone