Note: 1.
It needs a separate switchgear. Without it, the alarm will sound when powered on. When the plug is connected, the alarm will sound. When the plug is pulled off, the alarm will close2. If you want to plug the product directly into a standard AC wall socket, you must plug in the male plug first.
3. It needs to be fastened to the item you need to place it, because the force of the internal rotating fan will make it tumble if it is not installed firmly.
4.. Please note that there is no ground wire on the siren.
5. It requires separate switchgear, if not, the alarm will sound when power is applied.
6. A high-pitched loud siren with a short spring that spins to full pitch and volume almost instantly.
7.The decibel is 110db which cannot adjust..
8.The alarm need to be controled by sensor and switch.The correct connecting way is as below: Sensor--Switch--Siren. The siren will stop working after power off,please check whether the sensor connected switch.
4. The alarm produces sound through motor driving the wind screw type siren,so it sounds like a electric drill.
High-speed rotating wind screw: the motor drives the wind to rotate in a spiral, producing continuous alarm sound.
Mini shape: small shape, small footprint, easy to place.
Iron shell, painted with red paint, longer service life.
Installation: fixed base installation, you can adjust Tuyere up and down
Decibel: 110dB.
Please note that this alarm is not equiped with switch, if you need, please install a switch to control by yourself.Rated Voltage: AC 110V
Material: iron+ABS Blade
Decibel: 120dB
Ambient temperature: -40 °C ~ +80 °C
Humidity: ≤ 70%
Body Dimension: 7.5 x 10cm/2.95"x 3.94""(D*H)
Body Color: Red
Net Weight: 402g
Package Includes:
1 x Mini Motor Siren "