2Pcs DC3V Passive Electronic Buzzer Alarm Beeper Continuous Sound 80dB Speaker 2 Terminals

Feature: * This mini electronic beeper support DC 3V power supply and produce continuous high-decibel alarm sound up to 80dB. * Just connect to to any power supply from DC5V. Complete drive circuit incorporated for direct operation from DC power source. * Widely used in the car modification, DIY electronics reminder projects or other area needs sound alarm.