2 Pack LED Pen Light, Flashlights Tactical Penlight with Pen Clip,Aluminum Smal

: Color: Black. Light: White. Switch: tail Use the battery: 2xAAA Battery.(not included) Working voltage: 1.8-3V. Package weight: Approx. 38g Model : 1 Model . Size:5.3inch(L) *0.5inch ( Head diameter ) *0.5inch( Tail diameter ).