EXTREMELY LOUD ALARM: The alarm of this personal alarm is quite shrill and extremely loud (130dB), definitely catch attention from people who is far from you and give your great help for emergency things. This safesound personal alarm can work for at least 2 hours continuously. EASY TO OPERATE: It"s easy to make the personal alarm to alarm by pulling off the contact pin and stop alarming by plugging the contact pin into the personal alarm. Push down the LED light switch, you can turn on the mini LED flashlight built-in this safesound personal alarm. Easy TO CARRY: The small and exquisite personal alarm is easy to carry, it can be grabbed by only one hand very easy, the keychain design make you bring the safesound personal alarm to travel around easily, you can clip this emergency personal alarm to your keys, backpack, bagpurse, belt, etc., Very convenient. SENSE OF SECURITY: Own this personal alarm and take this safesound personal alarm with you anytime and anywhere, you"ll feel very safe and confident to deal with some emergency status. You can enjoy the outdoors more reassuringly with this emergency personal alarm. Product Specification: Material : ABS and Metal Color: Black Volume: 130DB (Approx) Battery: LR44 x 3 (Included) Note: 1.The 130 DB alarm is extremely loud, please do not put it near your ears. 2.When the alarm sound goes low or the light dims, please unscrew the screw on back cover and replace the battery in the device with new batteries. 3.This personal alarm is not completely waterproof, please do not put it in the water and keep it in a dry condition as could as possible. 4.It"s not a toy, please KEEP IT AWAY from kids under 3 years old. 5. Do not expose your hearing to this sound for too long, otherwise severe hearing loss can be a result.