Feature:1. All multi chip integrated circuits adopt gold wire ball bonding , complex production process.2. Made of high quality material ABS , have a long service time , stable performance.3. With a high quality motor , which is sensitive to trigger and has excellent alarm performance.4. Suitable for computer printer electronic components , have wide applications , etc.5. Small in size and light in weight , convenient to carry and use at any time , very convenient and practical.Specification:Item Type: Buzzer AlarmMaterial: ABSModel: TMB 12A05Rated Voltage: 5VWorking Voltage: DC 4 7VPin Spacing: Approx. 7.6mm , 0.3inDrive Mode: ElectromagneticWhether Active Head: ActivePurpose: Signal Alarm Package List:10 xBuzzer Alarm