Product Material: ABS Size: 71.5*38*14.5mm Color: white, black, pink Quantity: 1 piece Package content: 1*anti-wolf rescuer 1.With voiceThe personal alarm can sound an alarm to ensure that the sound can be heard. The harsh sound can effectively confuse and scare off the attacker, and allows you to seek help from nearby people. 2.MultifunctionThe LED lighting has two modes: the flashlight mode is able to light up your way in the dark, and the strobe light mode is useful to signal others of your presence. 3.Easy to useActivating the alarm system cannot be easier. Pull out the pull ring, the product will sound an alarm and the LED light will flash. Push back the pull ring to stop. The loud alarm sound and super bright LED light can attract the attention of others and get help in an emergency. 4.Lightweight and portableThe security alarm keychain is compact and lightweight. It can fit into your pocket, bag, purse, or backpack for easy storage and access. It also comes with a carabiner, which allows the security alarm to be easily attached to a keychain, purse, handbag, belt loop, suitcase, etc. 5.Wide range of applicationsThe self-protection siren is not just for woman or minors. It could help most people in insecure environment or situation, such as in the wild, a parking lot, walking at night, or if they are being followed. The emergency alarm will also let you get help quickly in a medical emergency. This is a great gift for family, friends, the elderly, and youngsters.