Packaging: Pack of 2. Product Features: This item is not waterproof. Siren: 140 dB (approx.). Batteries: 3 x LR44. Working Current: 120mA Color: Black LA/Gold/Silver/Blue. 5 colors available. Dimensions: 62 x 42 x 25mm. Packaging dimensions: 8 x 5.5 x 3 cm. Features: According to 140 dB siren, loud sirens can hear almost 50 meters. Easy to carry - Sleek, smart and compact design. The delicate keyring is perfect for use with door or car keys. Easy-to-use keychain hang on a bag back, a bag Convenient The built-in LED lights are very bright and activated at the touch of a button. With them, you can easily find keyholes or objects in dark places or light up paths efficiently. The pendant offers a wide range of uses and is an excellent security option. for all ages. It is well adapted; for women, children, the elderly, walkers, joggers, hikers and individual workers. The alarm pendant is not only used for; deter potential aggressors. Thus, wild animals can also be hunted during the nature walk or they are very useful for attracting attention during hiking accidents. Note: 1. The 140 dB alarm is very loud. Please do not hold it directly to your skin. the ear. 2. Pull the key fob with the pin to activate the alarm. (To deactivate the alarm, plug the metal pin back into the connector). 3. If the alarm sounds weaker, remove the screw from the back cover and replace the batteries. 4. The alarm sound may not be perceptible to attackers or other people (e.g. numbness).