... and high-capacity electronic components, longer using lifespan.3) LED: superbright, pure white, energy saving, durable, luminous range ... time.3) Push the switch to be 1st gear, partial LED will be on, push the switch to be ... 2nd gear, all LED will be on.Caution:1) Please charge it ... as to avoid burning out the inner circuit or LED.3) When charging, keep it away from inflammable ...