Wireless detector Size: Approx. 8.9 x 6.2 x 4.8 cm / 3.5 x 2.4 x 1.9 in. Infrared Sensing Distance: Approx. Item Type: Door Bell. Battery: 9V Battery x 1, AA Battery x 2 (Not Included). 1 x Sensor. Wireless installation, practical design and beautiful appearance, can be placed wherever you want.
eBay
Stainless Steel Magnetic Door Stopper, Heavy Duty Hidden Door Stop, Wall Mount Door Holder, Home Improvement Furniture Hardware
Aliexpress UK
Loud 100dB battery operated alarm. (requires 4x AAA batteries, not included). 4 digit security code.
eBay
Shower Glass Door Handle,Sliding Shower Doors Knob,Double Sided Pull Bathroom Hardware Replacement Parts for Kinds Glass Doors
Aliexpress UK
1/2/4/5/8/10PCS Window Door Burglar Security Alarm. This product is easy to install, only need to paste the main and auxiliary parts on the cover and the chassis, or two windows, and align (leave about 5 mm gap).
eBay
Caster Wheels Anti-droop Door Droop Pulley Door Bottom Support Wheel Door Load Bearing Wheel For Cabinet Tables Hardware
Aliexpress UK
eBay
New Zinc-alloy Animal Drawer Cabinet Door Handle Lion Head Drawer Cabinet Closet Door Hardware Handles for Furniture Door Knobs
Aliexpress UK
(4) Open the door and see if the siren sounds. 1or 5or 10Pcs x Set of Alarm Unit(1 Alarm + 1 Sensor). Sensor Type: Sound Alarm. Alarm Unit: 4.5X1.5X1.5CM. (1) Fix the host to the door / window with double-sided tape.
eBay
New 8-1PC Handles Door Stopper Punch-free Door Stops Transparent Round Protection Door Knob Bumper Walls Furniture Protector Pad
Aliexpress UK
If you prefer silence, simply switch to the "Off" mode. >If an item, part, or accessory is not shown, it is not included.
eBay
1/5pcs Self-adhesive Automatic Drawstring Door Closers Door Puller Wire Rope Retractable No Punching Anti-theft Door Closers
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
2.4GHz RFID Portable Immobilizer Wireless Engine Automatic Lock Car Alarm System Anti-Hijacking Circuit Cut Off Device Smart Key
Aliexpress UK
SONOFF Zigbee 3.0 USB Dongle Plus Stick Zigbee TI CC2652P+CP2102 (N) Coordinator. SONOFF Zigbee 3.0 USB Dongle Plus TI CC2652P + CP2102(N) Smart Universal Gateway. SONOFF SNZB-02 Zigbee Temperature and Humidity Sensor APP Remote Monitor 3PCS.
eBay
KERUI W184 4G WIFI GSM Alarm System Unit Wireless Home Tuya Smart APP Control Motion Sensor Burglar Support Alexa Motion Sensor
Aliexpress UK