A. Pull out the sliding plug at the end to charge, with flashlight cap adown. Plug in to AC 220V(110V)power to see the indicator light shines, hereby under automatic charging.
B. Push the switch button. Three LED lights are turned on when pulling back the flashlight cap; the middle light shines while pulling out the cap, but all the lights will be shut down as switching off the button.

C. This product can last at least eight hours as charged once; 50,000 times for switch use; and 100,000h for LED life.