3 LED dynamo bright flashlight, We have CE ROHS certificates Charge for mobilephone crank ... Press the push button switch to turn on the middle LED light.2)Press the push button switch a second ... button switch a third time to turn on all three LED's 4 3LED component, 2 file switch, 1 / 3, ... 15 minutes to 40 milliamperes lithium rechargeable cell phone batteries Multi-functional led dynamo flashlight