The Kuros self-defense keychain kit features OC pepper spray and a personal alarm to ward off attackers and call for help. Featuring a molded, durable case and built-in keychain clip, this product provides convenient storage and easy access in the event of an emergency. The OC pepper spray causes respiratory distress and coughing, impaired vision and an intense burning sensation on skin. The formula has a UV dye that helps identify the attacker. Contains 10 bursts of spray with a 10 foot range and is recommended to refill after each use. The alarm is easily activate by pressing a button in the front and upon activation it emits a powerful 130dB alarm. A backup whistle is built into the base of the alarm in the event of an emergency.