Personal self-defense and anti-wolf alarm single product weight: 42g Material: ABS Product size: 7.5*1.5*3.5cm Color: Black, rose red Packaging: Card-inserting product selling points: Mini button-type alarm, small and cute in appearance, small in size, loud in sound, and immediately sounds when pressed. Usage function: 1. Super-large decibel personal alarm, over 120DB. 2. Ammonium button design, visible texture. 3. It can be hung on a bag or a key. Press the button on the front to sound an alarm and press the button on the back to stop it. 4. It can be used as a promotional gift and is also a practical alarm device. It is suitable for the elderly, night pedestrians, sports enthusiasts, and people with disabilities. When in need of help, just press the button and it will immediately emit a 120dB alarm sound to attract others and get assistance