Thank you for viewing. ● Product Overview This is a security alarm from Yoshio, a model adopted by various schools and companies. Operation has been confirmed. Includes instructions. It can be used for children's commutes, evening walks, mountain climbing, etc. ● Product Condition There are no noticeable scratches or stains. It has hardly been used. Please note that batteries are not included. Please read the included instructions before using the product. ● Product Features ・100dB high volume When the pull pin is removed, a loud, high-pitched alarm sound will sound. ・Water-resistant design for peace of mind on rainy days ・With white LED Flashes when the light switch is pressed ● Product Dimensions Color: Silver Size: Width 42mm x Height 72mm x Thickness 15mm Weight: Approximately 35g Batteries: Alkaline button batteries LR44 x 4 Continuous sounding time: Approximately 4 hours Recommended by the National Crime Prevention Association Federation #Alarm #Security #DisasterPrevention #SecurityGoods #SecurityAlarm