All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
The active piezo electronic buzzer module supports DC 3-24V wide voltage power supply with continuous tone, it will beep continuously as long as power is supplied to it.
Rated Current:15mA, Module Size:30x15mm/1.18x0.59 inch
Sound Output:100dB at 12V DC 30cm, Response Frequency:3000 plus or minus sign 500Hz
These buzzers are very loud and not suitable for indoor use, can be used outdoor such as traffic, factories, agricultural factories etc.
Includes 2 x SFM 27 w Piezo Buzzers
Description
Product Name:Piezo Buzzer
Model:SFM-27-W
Voltage range:3-24VDC
Rated current:15mAat12VDC
Resonant frequency:3.0 plus or minus sign 0.5KHZ
Operating temperature:-20-+45 degree Celsius
Storage temperature:-20-+60 degrees Celsius
Weight:3.5G
Acoustic Piezo Frequency:100dBat12VDC/30cm
Rated voltage:12VDC