1. 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 in emergency situations. 2. LED Design: This safety alarm keychain features an LED light to assist in low-light conditions. Ideal for night running, walking pets, traveling, hiking, camping, and other outdoor activities. 3. Portable Design: The personal safety alarm has a compact size and can be easily attached to a keychain, backpack, or handbag. Suitable for students, seniors, children, women, and night workers. 4. Easy to Use: The alarm activates when the pin is pulled out and stops when the pin is reinserted into the device. Specification: Material: ABS Size: 67x45x25mm Power Supply: 3 x LR44 button batteries Package Included: 1 x Safety Alarm Note: 1. Due to differences in monitor displays and lighting effects, the actual color of the item may vary slightly from the images shown. 2. Please allow 1-3 cm variation due to manual measurement. (1 inch = 2.54 cm)