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.
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.
The lamp uses oxygen in the air and a replaceable magnesium rod to create a positive and negative electrode and create an electric current.
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.
- Charging the iPhone's battery is ... the bike
- Nissan re-uses electric car batteries to illuminate the roads
- Battery runs for 30 years without charging
- The invention of a new battery contains five times more energy than a lithium-ion battery
- The US military tested the one-hour pants to charge 4 smartphones
- 'Winding up' for Earth Hour campaign 2017
- Smart microchips can start and operate automatically when the battery runs out
- LG launches Flexible Battery Pack for Smartphone
- Charge the battery from the OLED screen
- Develop a li-ion battery that alerts itself of gas that is about to explode
The mystery of the ghostly light makes scientists scratch their heads Why when the plane took off, landed only to dim the lights? 'Pin' lives in the deep sea 'Squeeze' plants grow fast, reduce electricity costs by half 'Intelligent' lighting system The record photo uses 300 lights at the same time Turn on the light when going to the night toilet, does it cause cancer? The US grows vegetables on a submarine