uxcell 12mm Dia 5 Pcs DC 12V 2 Terminals Electronic Continuous Sound Buzzer Product Name : Electronic Alarm Buzzer;Sound-making Type : Continuous Sound Rated Voltage : DC 12V;Body Size : 12 x 9.5mm / 0.47" x 0.37" (D*T) Terminal Pitch : 7mm / 0.27";External Material : Plastic Color : Black;Weight : 9g Package Content : 5 x Electronic Alarm Buzzer