Securityman Door Handle Alarm with 130dB Vibration Triggered Portable Door Alarm – Perfect Alarm for Doors When Opening for Kids, Toddler, Elderly, Hotel, Travel, Bedroom (2 Pack Door Security Alarm)

Prevent Unwanted intruders Super Loud Alarm: 130 dB will startle the intruder and alert you of suspicious activities. Parents also use this to keep their kids safe as well as to prevent people with Dementia or Alzheimers from going where they’re not suppose to go
Simple and Quick Setup: No complex set up and wiring, the simple arm and disarm feature allows you to utilize one of two alarm modes (30 sec and continuous) and choose between sensitivity adjustment
Compact and Portable: Use as home security, apartment security, in your bedroom sensor, or on your travels while staying at a hotel
Secure your Home: Vibration door alarm works on any type of doorknobs, including metal, French, standard, and plastic doorknobs
Package Contents: 2x Vibration Detection Alarms, 2x 9V Batteries, Mounting dry wall screw (for mounting on wall), User’s guide