The light that runs on 80-hour brine is out of battery

In the case of disasters when energy is scarce, this will be an extremely useful emergency light.

In the case of disasters when energy is scarce, this will be an extremely useful emergency light. Instead of trying to find a pair of chopsticks, simply use a mixture of water and salt to run Hitachi Maxell Mizusion lamps for 3 days.

Picture 1 of The light that runs on 80-hour brine is out of battery

The lamp uses oxygen in the air and a replaceable magnesium rod to create a positive and negative electrode and create an electric current.

Picture 2 of The light that runs on 80-hour brine is out of battery
The lamp uses oxygen in the air and a replaceable magnesium rod to create a positive and negative electrode and create an electric current.

This lamp costs only 26 USD in Japan but if you are in another country, it will cost you about 57 USD to buy it. The alternative magnesium bar is sold for only 9 USD.

Update 14 December 2018