Anti-satyr Security Alarms. With high brightness LED light. Stylish exterior design, full of modernity. Key ring can be easily hanging bags and other personal belongings. When in danger, the sound is loud and dramatic, deterring attackers. For students, the elderly, night runners, women often go the night. Specification Type: Anti-satyr alarm Volume: ≥ 130 (dB) Lighting function: Yes Product Weight: 0.03 kg Color:black/gold/sliver/blue/purple Specifications: Anti-satyr Security Alarms. With high brightness LED light. Stylish exterior design, full of modernity. Key ring can be easily hanging bags and other personal belongings. When in danger, the sound is loud and dramatic, deterring attackers. For students, the elderly, night runners, women often go the night. Package Included: 1 * Security Alarms 1 * key ring pendant 1 * bolt Notes: Duetothedifferencebetweendifferentmonitors,thepicturesmaynotreflecttheactualcoloroftheitem. Comparethedetailsizeswithyours,pleaseallow1-3cmerror,duetomanualmeasurement. Pleaseleavingamessagebeforeyougivethebadfeedback,iftheproductshavesomeproblems. Thanksforyourunderstandings.