Security alarm KYU

It's a security buzzer. 120db, louder than a police siren Simply pull out the pin on the chain to make it ring. Battery replaceable for repeated use It's so small you can carry it around like a charm. Please enjoy our life with these items! Pre-sale at "DESIGN FESTA 58" on November 11, 2023 material ABS size 42×33×14.5mm Other (accessories) Lithium battery CR2016 (3V) x 2 or Lithium battery CR2032 (3V) x 1 Notes - Check the power supply regularly to ensure the product is operating properly. - If the alarm does not sound or the volume becomes weak, check the battery power and replace the battery. When installing the batteries, make sure the stopper is inserted to prevent the alarm from sounding accidentally.