Feature: 1. LOUD PERSONAL ALARM: 140db Super loud personal alarm protects you when you are in danger or need help, powerful sirens have strong penetrating power, even at very long distances can attract people's attention. The sound of the alarm clock is very loud, please don't put it at your ear. 2. COMES WITH A KEYCHAIN: Small, modern design with a key ring, so it is difficult to attract attention to attackers or intruders. It can be attached to a lady bag, backpack, school bag, suitcase, key, dog leash, etc. You can even pick up an alarm on the plane or on vacation. 3. EASY TO USE: When the danger occurs, pull the trigger pin and the alarm sounds. It can help you find help and stop an attacker in an emergency. Plug in the bolt and the alarm will stop immediately. 4. LED LIGHT: Built-in LED flashlight for quick illumination when walking in the dark or when finding a keyhole. 5. 5 PERSONAL ALARMS: With 5 different color alarms, this personal alert will be the most important gift for the elderly, children, friends and loved ones. Specification: Material: ABS + metal Size: 6.4*4*2.15cm/2.51*1.57*0.84inch (Approx.) Alarm volume: about 140 decibels Voltage: 4.5-6 V Working current: 100mA Light intensity: 80 lm Battery: 3*LR44 (included) Time: 8-12 months standby, 15 hours long, LED lights are always on for 24 hours Scope of application: people of all ages Security alarm: 1. Even at very long distances, the volume of 140 decibels immediately attracts everyone's attention. 2. A gift for older parents, ladies, children, runners or anyone walking alone. 3. Alerts can help you get rid of dangerous situations and scare off attackers when you travel. Package List: 5 x personal alarms Instructions: Pull out the personal alarm metal latch and immediately sound an alarm. Push back the latch and the alarm closes immediately. Press and hold the switch LED to turn on, and release the LED to turn off. Note: 1. When the alarm sound is low, remove the screw back cover and replace the battery with a new one. 2. The alarm is loud, please don't put it at your ear. 3. This item is not completely waterproof, please keep it in a clean, dry place.