... dynamo flashlight 1)crank dynamo 2)mini size 3)LED type,ROHS certificated 4)logo can be printed on as gift promotion mini dynamo ... flashlight1)Mini Hand Wind-up Flashlight,size:4x3x1.5cm, rechargeable battery ... item can be rechargeable or not rechargeable3)2 Super bright LEDs,>10000MCD,can work more than 100, ... Size:2.5x1.9cm max. promotion mini dynamo flashlight