Human being are able to invent/create everything that they can imagine in their mind except soul. In this blog, I will give an update for latest information about science & technology.
9/24/2007
Cool gadget -The flashlight for life – without batteries
This is a cool gadgets, sell by Pro-Idee, functioned just by simply crank the lower end of the flashlight for 10 seconds and you will get the power of 10 minutes of LED light. The required power is generated by the flashlight itself. Do not need to buy batteries again and we can avoid creating toxic waste. This gadget very important in emergencies, and its unlike other dynamo flashlight, twist does not discharge if it has not been used for several months. The typical “white light” is visible at a distance of up to 1km (0.6mi). The 1.5F name-brand capacitor from Nichia can be recharged up to 100,000 times (if used twice daily, this equals a lifespan of approx. 137 years). Splash water resistant. Operating temperature from -20°C to +50°C. The sturdy polycarbonate handle comfortably fits in your hand in any weather (only weighs approx. 143g/5oz.).
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