DC 3-24 V 85 dB เสียงอิเล็กทรอนิกส์ Buzzer Alarm สีดำ 23 x 12 มม. 5 ชิ้น

Product Name : Electronic Buzzer Sound-making Type : Continuous Sound Working Voltage : DC 3-24V; Rated Current : 12mA Frequency : 4000+/-500Hz; Sound : 85dB Color : Black; Weight : 20g ABS housing, DC 3-24V working voltage, black and red 2 wire, convenient for wiring. An perfect item for industrial use. Body Diameter : 23mm / 0.9" Overall Size : 35 x 23 x 12mm / 1.4" x 0.9" x 0.47"(L*W*T) Mounting Hole Diameter : 3mm/ 0.1" Mounting Hole Distance : 30mm/ 1.2" Wire Length : 10cm / 3.9" External Material : ABS Package Content : 5 x Electronic Buzzer Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is +/-1-3 cm.