Description Active piezo electronic buzzer supports -24V wide voltage power supply. With 2-wire pigtails, just connect to any power supply from 3 to 24 Volts. Complete drive circuit incorporated for direct operation from DC power source. Features -Color: Black -Material: PPO -Size: 2.20X2.20X1.00cm/0.86X0.86X0.39in - Active piezo electronic buzzer supports -24V wide voltage power supply. - With 2-wire pigtails, just connect to any power supply from 3 to 24 Volts. - Complete drive circuit incorporated for direct operation from DC power source. - Widely used in car modification, electronics reminder projects or other areas need sound alarm. - It is manufactured with professional technology to ensure the of the product and can work for a long time. Specification -Rated Voltage: 12V -Voltage Range: 3-24V -Rated Current: ≤12mA -Sound Output: ≥85dB -Resonant Frequency: 3000±500Hz -Operating Temperature: -20~+45℃ -Storage Temperature: -20~+60℃ Active piezo electronic buzzer supports -24V wide voltage power supply. With 2-wire pigtails, just connect to any power supply from 3 to 24 Volts. Complete drive circuit incorporated for direct operation from DC power source. Widely used in car modification, electronics reminder projects or other areas need sound alarm. It is manufactured with professional technology to ensure the of the product and can work for a long time.