sensor for door opening best sellers

#1 Wireless Door Chime Sensor SanJie Wireless Door Chime Sensor, When Door Opens, Entry Alarm for Business/Home/Kids, 5 Adjustable Volume Ringer Alert 2 Sensors + 1 Receivers, 500 FT Range,26 Chimes

$23.79 on Amazon

#2 Door Chime Satisure Door Chime, Satisure Wireless Door Open Contact Sensor Alarm Chime with 600 FT Range 58 Chimes 5 Volume Levels LED Indicators, Door Ringer Alert for Business/Store/Home/Office When Entering

$16.99 on Amazon

#3 41A5034 Safety Sensor WERHOO 41A5034 Safety Sensor Kit, Replacement for Craftsman/Chamberlain/Liftmaster Garage Door Sensor, Compatible with Liftmaster/Chamberlain/Craftsman Garage Door openers Made After 1997

$16.14 on Amazon

#4 Door Chime Door Sensor SECRUI Door Chime, Door Sensor Chime for Door Opens – Door Ringer with 500ft Operating Range 52 Chime Adjustable Volume Mute Mode LED Indicators –Entry Alert Chime for Business/Home/Office

$21.99 on Amazon

#5 Door Chime Door Open SECRUI Door Chime, Door Open Sensor Chime for Business/Home When Entering, Adjustable Volume, Easy Installation, 400ft Range, 52 Chimes, M508+D7

$15.99 on Amazon

#6 21/23 12V Battery 2 Duracell 21/23 12V Battery, 2 Count (Pack of 1), 21/23 12 Volt Alkaline Batteries, Long-Lasting, Key Fob, Alarm Sensor, Garage Door Openers, and More

$6.25 on Amazon

#7 Door Chime METAK Wireless Door Chime, METAK Wireless Door Open Contact Sensor Alarm with 500 FT Range, 58 Chimes and 5 Volume Levels for Business/Store/Home/Office When Entering, 1 Transmitter + 1 Plug-in Receiver

$15.99 on Amazon

#8 Wireless Door Chimes SECRUI Wireless Door Chimes When Entry for Business/Home/Office/Store (500ft Range 32 Chimes Adjustable Volume) Door Open Ringer Alert Buzzer Alarm - 1 sensors

$17.99 on Amazon

#9 Door Chimes When Door TECKNET Door Chimes When Door Opens, Wireless Door Sensor Chime Alarm with 1000Ft Range, 61 Songs, 5 Volume Levels, RGB Light, Door Chime for Business/Store/Home/Office When Entering

$13.99 on Amazon

#10 Large Size Automatic MASTERFUN Large Size Automatic Chicken Coop Door Solar - Powered Auto Chicken Door Opener, Timer Modes for Safe and Convenient Chicken Keeping with Intelligent Obstacle Sensors, Remote Control, 14.2"H x 10.83"L

$55.99 on Amazon

#11 Wireless Door Sensor AMHEY Wireless Door Sensor Chime, Door Open Alarm When Entry Business/Office/Store (500ft Range 51 Ringer Adjustable Volume) Home Alert Bell for Kid/Toddler Safety

$19.99 on Amazon

#12 TC102 Safety Photocell TOPENS TC102 Safety Photocell Infrared Beam Sensor Photoelectric Motion Detector for Automatic Swing Sliding Gate Openers Garage Door Openers Access Control Security Alarm Systems Indoor Outdoor Use

$29 on Amazon

#13 Door Chime Door Open SanJie Door Chime, Door Open Contact Sensor Alarm for Business/Store/Home/Office When Entering, with 500 FT Range,26 Chimes 5 Adjustable Volume 2 Receivers +2 Sensors

$35.99 on Amazon

#14 🔥 Solar Automatic Chicken Solar Automatic Chicken Coop Door, Mollan Chicken Coop Door Opener with LCD Screen, Light Sensor/ Timer/ Remote Control Auto chicken Doors, Anti Pinch Waterproof Coop Door, Ideal for Chicken Breeding

$59.99 on Walmart

#15 Door Chime Satisure Door Chime, Satisure Wireless Door Sensor Chime When Door Opens, Door Alarms for Kids Safety/Business/Home/Hearing Impaired with 700Ft Range 58 Chimes 5 Volume Levels

$13.98 on Amazon

#16 Automatic Chicken Coop FarmLite Automatic Chicken Coop Door Opener | Non-Battery Powered Automatic Chicken Door | Automatic Coop Door with Timer and Light Sensor | USA Brand

$109.99 on Amazon

#17 2pcs MC 31B Magnetic weideer 2pcs MC-31B Magnetic Reed Switch Wired Surface Mount Normally Open Closed NC NO Door Contact Sensor Alarm Magnetic Door Switch Black

$9.99 on Amazon

#18 Door Chime Door Chimes BITIWEND Door Chime, Door Chimes When Door Opens, Door Sensor Door Open Alarm with 600 FT Range, 32 Chimes 5 Adjustable Volume, Door Ringer Alert for Business/Home/Kids When Entering (2Receivers+1Sensor)

$29.99 on Amazon

#19 Magnetic Reed Switch Wired AOAUTO Magnetic Reed Switch,Wired Door Window Contact Sensor,Micro Normally Open NO Alarm Reed Switch,10W 100v 0.5A Magnetic Reed Switch to DC 5V 12V 24V Light(2-Pack)

$9.99 on Amazon

#20 Door Chime Sanjie WiFi Door Chime,Sanjie WiFi Door Sensor Open Chime When Entering for Business/Home/Store/Office Alert Your Phone,Alarms for Kids Safety,500 FT Range,20 Ringtones,2 Sensors 1 Receiver

$33.99 on Amazon