Door Chime 58 Sounds Wireless - 5 Adjustable Volume Levels & Sensor Alarm

Westclox Super Loud Green LED Alarm Clock – Adjustable Soft or Loud Volume

Wireless Safety Guard Alarm

Digital Decibel Meter Sound Level Meter with Alarm Remote Control for Schools

Kidde Smoke Alarm Security Sensor - White - New In Box

3-Wireless /Door / Window Entry Alarm Battery Operated

Wsdcam 113dB Wireless Bike Alarm Vibration Motion Sensor Waterproof Motorcycle

Poolguard Gate Alarm