Fully automatic infrared sensing, with strong sensitivity, can not be affected by light. The doorbell should be installed in a position where the direct air changes greatly (such as air outlet, exhaust fan, electric furnace, etc.), not installed in the sun or rain.
eBay
KAK 12 inches Sliding Barn Door Handle Pull Cabinet Flush Hardware Set Wood Door Handle Interior Door Furniture Handle Hardware
Aliexpress UK
Ringing Tones: 38. Large Wireless Transmission Distance: Signals with strong penetration force can be sent to the receiver more than 200m/ 656ft away to warn you, providing security for your property and loved ones.
eBay
Awapow 3.5 Inch Doorbell Peephole Viewer Digital Door Camera 120° LCD 2 Million HD Pixels Cat Eye Door Bell Outdoor Monitor
Aliexpress UK
For indoor use only. Low battery indication. Motion detecting range:2-8 m/6.6-26ft. Wireless range:280m/918ft (Open Space). Remote transmission range up to 280m/ 918ft in open space. 1 Power cord (optional).
eBay
10Pcs Door Hinge Stainless Steel Door Hinges Cabinet Hinge Repair Plate Kit Doors Wooden Box Home Furniture Hardware
Aliexpress UK
Wireless PIR motion sensor detection. With its wireless design, this smart doorbell is easy to install anywhere—no wiring required. Accurate motion detection technology. Key Features. Lightweight and easy to mount.
eBay
Family anti-theft door cylinder door, lock core door lock, zinc alloy copper alloy 60mm 70mm 80mm 90mm Lock cylinder 3keys 5keys
Aliexpress UK
Pocket sized portable passive infrared detector alarm. Operated from a PP3 battery (not supplied). Supplied with a small mounting bracket for more permanent installation. Detection Angle: 60 deg. PRODUCT INFORMATION.
eBay
Wireless Wifi Doorbell Camera 1080P Video Intercom Doorbell Waterproof 4.3in IPS Screen Home Security Door Bell IR Night Vision
Aliexpress UK
Enhance your security and convenience with thiswireless PIR motion sensor doorbell. PIR Motion Detection Wireless & Easy Installation.
eBay
Wooden Door Lock Hole Opener Lock Mortiser Door Fitting Kit with 3pcs Tungsten Steel Cutters Mortising Jig Hole Saw Door Opener
Aliexpress UK
Wireless doorbell to remind you the coming of your guests by lovely songs. Wireless doorbell to remind you the coming of your guests by lovely songs. Pattern: 1 Transmitter & 2 Receiver, 1 Transmitter & 2 Receiver.
eBay
1Set Cabinet Closet Door Ball Catch Adjustable Door Latch Set Spring Roller Ball Door Stopper with Screws Furniture Hardware
Aliexpress UK
【 11 Ringtones Suitable for Various Environment】 Doorbell Mode(8 chimes)/Alarm Mode/Birdsong/Colorful / Night Light Mode 【 Long Distance Wireless】 with a Working Range up to 280m/918ft between the receiver and motion sensor. 【 8 chord music chip, 40mm big horn】 【 Colorful LED lights】 【 4 stages adjustable volume】 【 DIY Pairing 】 can learn from up to 32 wireless sensors Specifications: Condition:100% Brand New Waterproof:IP64 Color:White Material:ABS Volume:113 ~ 25dB Power Supply (Receiver):Micro USB or AAA alkaline battery x 3 (not included) Power Supply (PIR Transmitter):Micro USB or AA alkaline battery x 3 (not included) Battery lifespan:5-7 months (based on 30 minutes per day) Wireless range:280m/918ft Motion detecting range:2 - 8 m/6.6-26ft Working frequency:433.92MHz.
eBay
Mini Peephole Smart Wireless Door Viewer Camera PIR Motion Detection Smart Peephole Video Doorbell 2000mAh Digital Door Viewer
Aliexpress UK