There are 7 levels adjustable sensitivity from gently touch to push or beat. Waterproof Bike Alarm with Remote. Alarm Battery:4.2V 700mAh lithium battery. Remote Battery : 27A(12V) Alkaline battery.
eBay
PG-103 Home Security Alarm System Wifi GSM Alarm Intercom Remote Control Autodial 433MHz Detectors IOS Android Tuya APP Control
Aliexpress UK
Multipurpose,Act as a great bike theft deterrent. Vibrationaly triggered alarm suitable for bicycle, motorcycle, electric bike, electric scooter and so on. You can also use for doors and windows alarm vibration sensors.
eBay
Staniot Home Security Alarm System Wireless WiFi GSM Tuya Smart Burglar Sensor Kits Support APP Remote Control Works With Alexa
Aliexpress UK
This Listing is for a single coloured topper for radios. just the coloured part is included and slips onto the top of antennas. this should fit antennas of most sizes excluding whip antennas. Radio and antenna not included.
eBay
Tuya WiFi GSM Home Security Protection Smart Alarm System TFT Screen Burglar Kit Tuya APP Remote Control Arm And Disarm
Aliexpress UK
Keep your vehicle safe with our alarm system, designed for quick and easy installation. Simply attach the fixing plate to your car, van, or caravan's ply lining or bulkhead. It detects motion inside the cabin.
eBay
Remote Control 893MAX Transmitter 310MHz 315MHZ 390Mhz Security 2.0 Billion Code PURPLE RED or ORANGE YELLOW GREEN Learn Button
Aliexpress UK
1x Earpiece for Walkies Talkies. - A remote microphone with push to talk button you can clip anywhere. - Due to the light and screen setting difference, colour may be slightly different from the pictures.
eBay
Waterproof outdoor Security Box: TTlock/Tuya Fingerprint Bluetooth gateway Key Box with App Control, Remote Wall Mount Padlock
Aliexpress UK
1x Earpiece for Walkies Talkies. - A remote microphone with push to talk button you can clip anywhere. - HYT: TC286 386 2685 3865 6685, TC 278 378 388, TC 2100 2088. - BAOFENG: Almost All: UV5R, BF-480/490/320/V6/V7/V8/658/520/530/999/888/777/666S/777S/888S.
eBay
Earykong 433MHz Wireless Remote Controller For PG103 / W2B Home Security WIFI GSM Alarm System
Aliexpress UK
Its no bigger than a match box and when you call it from another phone, it doesn't make any sounds so can be used as an surveillance device for catching burglars etc. Why Buy the IDC Listening Device.
eBay
Retevis RT40 DMR Digital License-free Walkie Talkie PMR446 Analog Walkie-talkie 1 or 2 Pcs Portable Two-way Radio for Security
Aliexpress UK
A loud alarm will sound when touched, effectively deterring the nasty thieves. So you can quickly find the bike from a distance; With 7 levels of adjustable sensitivity, from light touch to push or knock, you can easily set it up as needed!
eBay
Aqara Water Leakage Sensor Water Leak Detector Sensor IP67 For Home Remote Alarm Security Sensor for Mi Home Homekit app
Aliexpress UK