Beyond lighting your path, a flashlight can serve as a signal for assistance. In emergency situations, using your light can catch the attention of rescuers or passersby, thus saving your life.Another intriguing project introduces turning old flashlights into outdoor garden lights. By replacing the batteries with solar cells and bulbs with LED lights, you rejuvenate them for energy-eff... http://www.sunlonge.com/product/1379.html