The Tactical LED Pen from UZI offers a heavy duty aircraft aluminum body with a built in LED light. The pen has a stylish, ergonomic design and comes in a black finish. Twist the cap end to turn on the LED for an ultra bright white LED. The pen takes a standard Fisher Space Pen refill so you can expect a quality writing experience everytime. The UZI Tactical LED Pen offers a useful way to always be prepared with a light. Includes two sets of CR927 3v batteries.