... copper with a pen 4.CE,RoHS With CE&RoHS LED Keychain Main Features:1.Teeth red laser light, consistent with ... aluminum+copper,delicately and tough5.Multifunction,as laser light,led flashlight,keychain light,pen,gift and so on6.Energy saving and ... LEDMaterial Copper+Aluminum+ABSColor OptionalBattery Type 3* LR44(included)LED Lifetime 100,000 hFunction IlluminationDimensions(lxwxh) 109*9mmPacking Type ...