Descriptions: Plastic housing, DC 3-24V working voltage, black and red 2 wire, convenient for wiring. An ideal item for industrial use. Specifications: Product Name: Electronic BuzzerModel No: SFM-27Sound-making Type: Continuous SoundRated Voltage: DC 3-24VRated Current: 15mASound Pressure: 100dBResonant Frequency:2.5+0.5KhzOperating Temperature: -20°C to +45°COverall Size: 47 x 30 x 14mm/ 1.85 x 1.14 x 0.55 inch(L*W*H)Mounting Holes: 3.5 x 4mm/ 0.14 x 0.16 inch(L*W)Mounting Hole Distance: 39mm/ 1.5 inchWire Length: 11cm / 4.3 inchExternal Material: PlasticColor: WhiteWeight: 8g Package Content:1Pcs x Electronic Buzzer
