KLLsmDesign Alarm Dual Tone Wired Horn Siren with Bracket,130DB Loud Voice Warning System for Car Truck Home Doorbell Security Anti-Thief Indoor and Outdoor

📢【130db Speaker】 :The alarm siren is equipped with 12V 130 dB tweeter, far volume and dual tone, which can be used together with various alarm connections. Effectively crushed the thief. It is also very suitable for supermarket construction sites and other occasions.. 📢【Excellent Material】: The alarm adopts an excellent ABS flame-retardant shell design, which is strong and durable. Normal small fires will not cause any damage to the alarm. Fast and sensitive, escort your safety, you can use it with confidence.. 📢【Easy Installation】The installation is very flexible and convenient. Can be set up in the wall, doorway or balcony... etc.with a bracket and 6 screws to fix it. Also can be Installed on the house roof, garage gate or car roof ...etc. The installation height is more than 1 meter. Affordable price but durable.. 📢 [Adjustable angle] The bracket can be rotated by 90 degrees. It doesn't take up space like traditional alarms. Install in a higher position. The security alarm is practical and efficient. Adjusting the different angles of the loudspeaker can make the sound of the alarm spread farther and in a wider direction.. 📢[How to use] Provide 6 to 12V DC power supply, and it will start to work. It is equipped with a stable tone line or Warble Tone line, which has three lines (white, yellow and red). Connect the white line to (-), connect the red line to ""+"" to obtain a stable sound, or connect the yellow line to (+). As long as your positive voltage is sent to the stable or Warble, it is OK