uxcell DC 3-24V Active Electronic Buzzer Piezo Alarm Sounder - 90dB Continuous Beep Speaker for Home Security, DIY Electronics & Industrial Equipment

Feature:* This mini electronic beeper support DC 3-24V power supply and produce continuous high-decibel alarm sound up to 90dB. * 40mm mounting hole spacing, 2-wire pigtails easy to connect.* Just connect to to any power supply from DC3-24 Volts. Complete drive circuit incorporated for direct operation from DC power source. * Widely used in the modification, DIY electronics reminder projects or other area needs sound alarm. Specification:* Name: Active Buzzer* Rated Voltage: DC 3-24V* Max Rated Current: 15mA* Mini Sound Output: 90dB* Wire Length: 11cm* Hole Diameter: 3.5mm x 4mm* Hole Distance: 40mm* Response Frequency: 3400+/-500Hz* Operating Temperature: -20C to 70C* Material: ABS Package included:* 1 x Active Electronic Alarm Buzzer