Knob Grip ultrasonic anti barking device ensuring your hands don't fatigue

ensuring your hands don't fatigue during extended use

and R410A refrigerants

or tracing

non-slip handle provides a comfortable grip

Automatic Day/Night Mode The GPS screen adjusts brightness based on lighting conditions

Knob Grip ultrasonic anti barking device ensuring your hands don't fatigueOur Knob Grip makes it easy for you to open your door without fully gripping the knob. This is great for young children, arthritis sufferers, people with disabilities, and senior citizens. FEATURES: Door knob grip Non slip Slips on quickly without using any tools No static shock annoying zaps Provides a better grip for weak hands Can save hundreds in door handle replacements.