Our sleek metal LED Black Pen is a great gift for a tech lover,perfect for signing credit card receipts in a dim restaurant,keeping score at a nighttime golf event,or anytime you need a little more light while writing. Each LED pen writes in black ballpoint ink and is the perfect to shine light in dark spaces by simply clicking the top down. Our LED Black Pen makes an incredible inexpensive gifr or party favor and is great hand for technological events or promotional giveaway. Batteries are included and installed but cannot be replaced.