Buzzer
Mini Buzzer DC 3V 5V 12V Magnetic Universal Piezoelectric Long Beep Tone With Connector & Cable
Price range: ৳23.25 through ৳41.00
This product has multiple variants. The options may be chosen on the product page 
Buzzer
Mini 2Pin Buzzer DC Magnetic Universal Long Beep Tone Alarm Sound Module for Arduino & DIY Projects
৳21.00
This product has multiple variants. The options may be chosen on the product page