uxcell Industrial Sound Electronic Buzzer Sounder DC 6-15V Black Blue Product Name : Electronic Buzzer;Voltage : DC 6-15V Total Size(Pin Not Included) : 23 x 12mm/ 0.9"x 0.47"(D*H);Cable Length : 14cm/5.5" Hole Size : 2.7 x 3mm/ 0.1" x 0.12"(L*W);Materials : Plastic, Metal Main Color : Balck,Blue;TotalWeight : 5g Package Content : 1 x Electronic Buzzer