30W Alarm Siren ,Dual Tone Outdoor Self Contained Electric Security Ring Sire…
Car: car alarm siren, police siren for bike, truck alarm system, car alarm remote case etc. wired alarm system. [How to use alarm siren ]. It can be installed indoors or outdoors. Our alarm siren is a great addition to any compatible security alarm system.
30W Alarm Siren ,Dual Tone Outdoor Self Contained Electric Security Ring Siren w
KLLsmDesign Alarm Dual Tone Wired Horn Siren with Bracket. Effectively crushed the thief. It is also very suitable for supermarket construction sites and other occasions. Compatible Devices Motion Detector.
3PCS DC 3-24V 90dB Active Piezo Electronic Buzzer Beep Tone Alarm Ringer Cont…
Response frequency: 3±500Hz.
