When an animal can survive for longer, there's a selection for genes that provide longevity, because they can provide a real advantage, Jay Olshanksy, a public health researcher who studies aging, told me last year for an article about the naked mole rat, a rodent that can live for up to 30 years.
This is it, the 5.11 Tactical Series Light for Life PC3.300 flashlight. Unique to this flashlight is that it uses Advanced Capacitors, rather than batteries, to store energy. With a charge time of only 90 seconds and low weight, the Light for Life PC3.300 promises many improvements over conventional power sources. Key Specifications
Place the USB & battery into the wall socket. You should see a RED LED light up on your USB charger and on the wall charger. The RED LED on the USB charger (AND ONLY THE USB CHARGER) will turn GREEN once the battery is charged. This usually takes about 45 minutes to 3 hours to charge.