Loud Siren. Weather-resistant outdoor siren deters intruders. Also works fully without a SIM card (on-site siren only) — no credit needed. Wireless Alarm. (or on-site siren works free without any plan).
eBay
Color Concave Shutter Release Button With Ring For Fujifilm Leica Nikon Olympus. ID Badge Holder Hard Bus Pass Plastic Card Case Slim Lanyard Protector Durable A. Easy install: No wiring needed, just put 9v battery in and switch the button on the back to"onthen it can works.
eBay
This Smart Point security alarm system comes with two door alarms and batteries included. The alarms have a maximum resolution of 90dB and are suitable for both indoor and outdoor use. The connectivity is wireless and the power source is batteries. The unit type is a door alarm and the model is SPDWA. The package includes batteries and the alarms are compatible with wireless smart home protocols. The storage capacity is none and the surveillance technology is not specified. This security alarm system is perfect for those who want to enhance their home security.
eBay
The alarm is coupled with a non-skid pad to prevent the door from opening. This attractive, premium white alarm installs easily in just seconds – simply slide it under the crack of an inward-swinging door.
eBay
This is a program model magnetic alarm with an indicator light. After the magnetic strip is separated, it will make alarm sound 20 seconds. After 20 seconds, the magnetic strip will be closed and then stopped for 20 seconds.
eBay
Wireless Welcome Doorbell ●Shop Keeper in day time,anti-thief in the night,welcome/doorbell/alarm/color lights/lighting 5in1 multi-function ●Remote transmission range up to 280M/918ft in the open space ●8 chord music chip,40mm big horn,36 chime melodies,remember your last set melody and volume level once powered off ●Colorful LED lights,adjustable brightness,distinguish multiple entrances by different colors ●4 stages adjustable volume(Loud/High/Middle/Low)from 113-25dB ●Receiver can learn from up to 32 wireless sensors like PIR motion,magnetic or vibration sensor as well as up to 8 remote controllers. Door Window Anti-theft Alarm Using electromagnetic induction technology, easy to install. The open state, as long as the open windows and doors, the machine will send out 110db alarm.
eBay
Experience peace of mind with cutting-edge features that keep you connected and protected.
eBay
It has characteristics such as compression resistance, impact resistance, and corrosion resistance. Magnet: Neodymium iron boron strong magnetism can be used for iron doors. Door magnetic size: 29 19 7MM.
eBay