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 DC 3V. 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 3V* Max Rated Current: 30mA* Mini Sound Output: 80dB* Response Frequency: 2700+/-300Hz* Operating Temperature: -20C to 70C* Total Size: 10.7mm x 9.5mm(H*D)* Material: ABS Package included:* 2 Pcs x Active Electronic Alarm Buzzer
