Thank you for viewing! (´∀｀) ◎ Brand new ◎ Instant purchase OK ◎ Anonymous delivery ◎ Fastest shipping Security alarm set of 2 Can be used by siblings, parents and children, or as a spare. Color: Pink + Blue, set of 2 Battery: Alkaline Noise level: 130 decibels Sensor technology: Manual [130dB high volume for immediate response in emergencies] The most important thing in an emergency is to notify those around you quickly. This product is a security alarm that emits a powerful alarm sound of up to 130dB simply by pulling the pin. This volume is sure to attract the attention of those around you even in a noisy city, and has a strong psychological deterrent effect on suspicious individuals. It can clearly communicate the danger to passersby and nearby residents, and call for quick assistance. This security bell is the most reliable means of crime prevention to protect your safety. Thank you for viewing ♡ S121 Qosea Security Alarm Set of 2, Security Alarm 130dB Loud Volume, Security Bell with LED Light, Waterproof Alarm for Elementary School Students/Women/Elderly/Adults, Can be attached to a school bag, Simple operation, Anti-molestation measures, Anti-kidnapping, Compact design security goods, Japanese instruction manual included, Pink & Blue