Door Chime, DC 12V, Wireless Door Open Contact Sensor Alarm Chime with 656 ft Range, Remote Control with App, Doors Ringer Alert for Business, Store, Home, Office (6 Sensors + 1 Receiver) Gun Safes The rack can be adjusted

The rack can be adjusted up and down

Real-time temperature display to accurately grasp the working status of the laser

Fun and secure

providing added security

ensuring good stability and preventing slipping

Door Chime, DC 12V, Wireless Door Open Contact Sensor Alarm Chime with 656 ft Range, Remote Control with App, Doors Ringer Alert for Business, Store, Home, Office (6 Sensors + 1 Receiver) Gun Safes The rack can be adjustedSmart Wireless Door Sensor Alarm This smart wireless door sensor alarm set includes 1 receiver and 6 sensors. It supports app control, voice control, and remote functionality. Get instant notifications when doors or windows open. Adjust the volume from 0 110 dB for personalized security at home. With the Smart Life app, you can easily set up your home security system from anywhere. You can also activate the door alarm with voice assistants like Amazon