The Smartwares Personal Alarm is a reliable and compact device designed to help individuals feel safe and secure. With a powerful 100 dB operating sound rating, this alarm is sure to be heard in the event of a personal attack. The sleek white design and included key ring make it convenient to carry around, providing a sense of peace of mind wherever you go. Powered by batteries and measuring approximately 6.5cm in length and 4.5cm in diameter, this personal alarm is a practical and essential home security accessory.