Square shell alarm 47*39*23MM piezoelectric active buzzer 12V 24V high decibel horn alarm

Specification:

4739-12v $1.22

4739-24v $1.33

Product parameter：

4739 Alarm

Product size: 47*39*23.5MM
Rated voltage: 12V/24V

Operating voltage: 9-15V

Weight: 20g

Operating frequency: 2900±500Hz
Output sound pressure: 100-120dB
Operating temperature: -20℃~+70℃