DC 24V 110dB Active Buzzer Alarm Beeper with Wire for DIY Electronics

Feature: 1. Single alarm sound high decibel active buzzer. 2. 24V DC power supply, the buzzer will make a sound when powered on. 3. Red wire is positive pole, black wire is negative pole. 4. Continuously work for up to 12 hours. 5. Can be used in fire disaster alarm. Specification: Item Type: Active Buzzer Operating Voltage: DC 24V Decibel: 110dB Cable Length: Approx. 33cm 13.0in Package List: 1 x BuzzerSingle alarm sound high decibel active buzzer. 24V DC power supply, the buzzer will make a sound when powered on. Red wire is positive pole, black wire is negative pole. Continuously work for up to 12 hours. Can be used in fire disaster alarm.