⭐ Top self defense tools
In the past few years, we have covered plenty of personal UV sterilizers here. The SteriPen Adventurer Opti Water Purifier is also worth a look. It is a handheld UV light that can disinfect up to 8000 liters of water. It can destroy 99.9% of germs and harmful microorganisms.
This gadget that disinfect 1 liter of water in 90 seconds. It also doubles as a LED flashlight.
[where to get it]