1. Light pen with pen cap can be used as lighting tool or dust plug for cell phone. 2. The ink of cartridge is black, 0.38 mm cartridge, write not scratch paper, when using do not leak ink. 3. A good helper for anyone who needs to write or take notes in dark or low light conditions. 4. LED Penlight is powered by 3 button battery (Included). 5. Versatile penlight: Not only you can write it in the dark, but you can read what you write. 6. Idea for your handbag or keep on you because it backs up as a small flashlight for emergencies. 7.Gift for anyone who needs illumination when writing, students, doctors, nurses, police, military, office person, waiter and more.
