130dB Loud Sound: This self-defense keychain alarm emits a loud sound to attract attention from a distance, helping to deter potential threats and alert nearby individuals for assistance. LED Design: This safety alarm keychain features an LED light to provide visibility in low-light conditions. Ideal for nighttime activities such as walking, jogging, dog walking, traveling, hiking, camping, and other outdoor use. Portable Design: Compact and lightweight, this personal safety alarm can be easily attached to a keychain, backpack, handbag, or purse. Suitable for students, seniors, children, women, and night shift workers. Easy to Use: The alarm activates when the safety pin is pulled out and stops when the pin is reinserted into the device. Specifications: Material: ABS Size: 67x45x25mm Power Supply: 3 x LR44 button batteries (included) Package Includes: 1 x Safety Alarm Note: Due to variations in monitor displays and lighting conditions, the actual color of the item may differ slightly from the images shown. Please allow 1-3 cm measurement deviation due to manual measurement. Thank you for your support.