Water And Salt Lamp

The Emergency camping lantern uses salt water as the electrolyte to power the LED lights, is suitable for use without power supply. No need to charge or install batteries,just add salt water to light up the lamp.
Add saltwater up to the marked line, shake it, and then turn on the switch to light up the LED. It also comes with a strap. Secure the plastic hook loops onto the two holes on the top of the emergency light, so that you can hang it up.The substances generated during use are non-toxic, harmless, and environmentally friendly.Storage life of 5 years.