RECHARGEABLE BATTERY: Our Safe Nomad personal alarm can be easily charged by using the USB cable provided. The 110mAh rechargeable lithium battery can be fully charged in only 30 minutes. WATER RESISTANT: Our alarm is small & compact and protects from water splashing, making it the perfect companion to hang from your handbags, backpacks, belt loops, suitcases and keys. LOUD 130DB SAFESOUND ALARM: Our police approved personal alarm can make a loud enough sound to draw attention in an emergency from distances of over 500ft away. BRIGHT LED LIGHT: The multifunction alarm has an LED light which can be used to find keyholes or to light up a dark alley. SUITABLE FOR ALL: Our easy to use alarm is suitable for people of all ages such as women, students, elderly, children, men, night workers and so on; You can also use them for traveling, hiking, camping, running, dog walking or running at night., Manufacturer: Safe Nomad