This sleek video recording pen camera has a built-in, rechargeable lithium ion battery.. This pen camera has a high video resolution of 720 x 480 and saves them in the AVI format. It has a record button on the top that can be used to click pictures or to start or stop recording a video. You can easily switch from still camera to video mode, with one click of this button.You can carry it with you everywhere you go, just like a regular pen, thanks to its lightweight design. The camera lens isn't easily noticeable, so no one will know that you are recording or clicking pictures. The gold-and-black combo gives the video camera pen a very stylish and classy look. With such features, the pen is a handy and necessary accessory, especially if you are a journalist or investigator.