พวงกุญแจป้องกันตัวเองฉุกเฉิน 130 db

Color:Black,blue,red,gold,silver Size:7*4.7*2.2cm/2.75*1.85*0.86" Weight:0.04kg Battery:LR44 * 3 (Included) Material:Plastic Alarm volume:125-130db Operating Voltage:4.5-6V Operating Current:100mA How to use: 1.Pull out the pin alarm it with a super loud noise. 2.Insert the pin back to silence it. 3.Press the button to turn the mini light on. 4.Release the button to turn the mini light off. Package include: 1*Alarm Please note: 1.The 130db alarm is extremely loud, please do not try near your ears. 2.When the alarm sound goes low or the light change dim, please remove screw from back cover and replace with new batteries. 3.This alarm is not completely waterproof, please do not put it in the water and keep it in a dry condition as possible. 4.Have small parts, please keep it away from kids under 3 years old