Doors open sensor chime in comparison

Safe and Secure This window alarm can instantly detect any movement in your door or window. Now you can keep intruders out with our 100dB, super-powered alarm system. It uses a magnetic sensor that is extremely reliable in any condition. Plus, you can set a chime sound to let you know whenever a window or door has been opened

GENTLE ALARMS - Alert after 1 minute (for 2 seconds), a second alarm after 2 minutes (for 4 seconds) when the fridge door is still open or ajar.

Wireless PIR Motion Sensor Door Bell Self-contained entrance alert with motion sensor and a built-in chime.Combined with motion detection, 90db alert and flashing red light, 2-6M detection range in open area, Great product for smaller shops, stores and business offices, this standalone, all-in-one chime alarm plays an important role in informing you of intruder or visitor.

Out of the Box This door chime has been paired before delivery. No need for wiring or electrician installation simply plug the receiver into the socket, and glue the door sensor to the door with the provided double-sided adhesive, and you're ready to go.

Door Chimes when Door Opens for Home The Caregiver Pager Door Alarms for Dementia Patient has 55 chimes and 5 levels of adjustable volume. The wireless door entry alert LED indicator light is suitable for the elderly and hearing impaired.

Expandable Home Security System up to 58 button transmitter, sensors and receivers can be paired to use together. We support service in 7 day 24 hours. if some issue in use(pairing, change ringtones, no working etc...). please kindly follow the videos behind of product picture, Or contact us and we will try best to solve it.

MULTIPURPOSE Ideal for front doors, window frames, mailbox alert, walking paths, entry alert chime, pet monitor alarm and anywhere in your home you want to be alerted to motion. Also great to alert business owners that are working in the back, or out of sight, to customers entering their store.

All-In-One PRODUCT Self-contained entrance alert with motion sensor and a built-in chime. Great product for smaller shops, stores and business offices, who wants a simple and effective heads-up when someone walks through a door or any monitored areas. If you prefer custom ringtones, check out our M6 PIR Custom Chime.

Seamlessly connect with Tuya Zigbee gateway, smoothness and stability

Advanced Security System The transmission range of sensor detects motion up to 918 feet (280 meters) and detection range of the infrared sensor approximately 2 8m 6.6 26ft to effectively keep you alerted. When the movement is detected by the sensor, the receiver will make an audible sound and the LED light will flash.

Wide Application Magnetically triggered door alarm sensor protecting house by door window entry and suitable for safe box, cabinet, Freezers, Refrigerators, pool sliding door, store, office, apartment, Hotel etc.

Durable Material The alarm touch sensor is made of high-quality ABS material, good rust resistance, lightweight and durable in use