Doors chime when doors opens in comparison

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.

EASY TO CARRY The door chimes receiver can be moved with the caregiver and the open area working range is 500+ ft, you can take it to the bedroom, kitchen, or yard. Ultra-compact door alarm sensor receiver 1 3 the size of an iPhone ideal to bring anywhere you go

3 Modes 1. Constant Alarm (continuously alarm 30s even door closed); 2. SOS Mode (press SOS button on remote the sensor alarming); 3. Door Open Chime (sounds DingDong once door opens)

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.

Classic wired chime that should be mounted vertically on a wall, ideally at 2 m high, for best sound coverage

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.

Wide Applications This shopkeepers bell for door opening has a cute shape and simple design, suitable for a variety of occasions, such as cafes, front doors, pet doors, small shops, refrigerators, etc. It is also a perfect gift for your family or friends in need.

Includes a built-in nightlight that automatically turns on for added peace of mind.

HIGH PERFORMANCE Our AVANTEK wireless doorbell is approved by CE, FCC and RoHS. High performance transmitter with ultra-low power consumption, uses a CR2032 lithium battery that boasts 3-year maximum lifespan

Soothing & Clear Chime Sound Emits a soft, pleasant tone when the door opens, combining the charm of a wind chime with the function of a traditional doorbell. Suitable for home doors, store entryways, or gate openings.

High Quality Material This entrance bell is made of high quality space aluminum aly and high quality brass, processed with refined surface combined with a high quality matte brass bell, the sound is clear and sweet. Size 4 x 3.2 x 8 cm 1.57 x 1.26 x 3.15 inches (long x width x height); Package list 1 x shop bell.

Wide Application Ideal for home mailbox, driveway, gallery, gate, doorway, walking paths, door entrance, apartment, office, hotel, store and many other indoor places, not suitale for outdoor; the motion sensor door chime without waterproof function. Also for Kids safety & Caregiver Reminder for Elderly.