KLLsmDesign 30W Alarm Siren ,Dual Tone Outdoor Self Contained Electric Security Ring Siren with Bracket，6-12V DC 1.1Ah 130db 8 X 5.5 X 9 Inch for Car Home Doorbell Security Protection System,White

Price: $33.99
(as of Feb 14, 2023 19:22:01 UTC – Details)

[How to use  KLLsmDesign alarm siren ] 
Just send it power 6 to 12VDC,  it will work. It should have a Steady Tone Wire or Warble Tone wire, 
There are three wires (white, yellow and red), Connect the white wire to the (-) and connect the red to (+) for warble sound or connect the yellow wit to (+) for steady sound. 
You can leave the unconnected wire as is but just make sure this unconnected wire will not touch and conducting metals.plus your Negative Wire. Just send your positive voltage on Steady or Warble, which ever you prefer, you should be good. 

It can be installed indoors or outdoors. Our alarm siren is a great addition to any compatible security alarm system.
Additionally, our alarm siren is extremely loud as it has
a 30 watt power rating.
📢Sound level: 130db
📢tone: steady & Warble
📢power: 6-12 DC
📢current: 1,100ma
📢dimensions: 8”H x 5.5”H x 9”L
The scope of adaptation is very wide:
1. Car: car alarm siren, police siren for bike, truck alarm system, car alarm remote case etc. wired alarm system
2. Indoor: motion sensor alarm indoor, kangaroo doorbell, intruder alert, wireless motion sensor alarm, warehouse break alarm bell, vivint door sensors, red alert transformers etc.
3. Outdoor: garage door alarm, air raid sirens, dome siren for ring alarm, tornado siren, diy shed kit, fire pull station cover etc.
📢[130db Speaker] :The alarm siren is equipped with 6- 12V 130 dB tweeter, loud voice can hear far away.
📢[Easy Installation]: The alarm is easy to install, with a bracket and 6 screws to fix it. Generally installed on the roof or garage door or car roof, etc., the installation height is more than 1 meter. It can be installed in large venues such as households, supermarkets, shopping malls, etc. It is durable.
📢[High-quality material]: The alarm adopts white ABS flame-retardant shell design, which is widely used in alarm host, home motion sensor alarm, gas leak alarm, trip wire alarm, intruder alarm, warehouse break alarm bell, infrared peripheral alarm equipment, etc . The general small fire will not cause any damage to it, and it is corrosion-resistant and wind-resistant, so you can use it with confidence.
📢[Angle adjustable] The bracket can be rotated to 90 degrees. Adjusting the different angles of the speakers can make the siren sound spread farther and spread in a wider direction.
📢[How to use] Just send it power 6 to 12VDC,it will work. It should have a Steady Tone Wire or Warble Tone wire, There are three wires (white, yellow and red), Connect the white wire to the (-) and connect the red to (+) for warble sound or connect the yellow wit to (+) for steady sound.Just send your positive voltage on Steady or Warble, which ever you prefer, you should be good.