Electronic Buzzer - TOOGOO(R) DC 3-12V 110DB Discontinuous Beep Alarm Electronic Buzzer Sounder Product Name : Electronic Buzzer; Model: LZQ-3022 Sound-making Type : Discontinuous Sound Beep; Rated Voltage : DC 12V Operating Voltage : DC 3-12V; Rated Current : 50mA; Decibel : 110DB Resonant Frequency : 1500+/-500; Working Temperature : -20 to +80; Overall Size : 40 x 22mm/ 1.6" x 0.8"(D*H) Mounting Hole Dia : 3mm/ 0.12"; Mounting Hole Distance : 45mm/ 1.8"; Wire Length : 10cm / 4"