This is not an ordinary pen. Yeah it"s not only used for writing but it also has a built-in DVR (Digital Video Recorder) with HD camera which can be used to capture / produce high resolution photos and video. It"s indeed a cool gadget which is great for monitoring and capturing any situation or for just having some fun.Features: * Built-in micro DVR * HD camera effects * 3 megapixels camera * Produce high res color photo, 3840x2880 resolution of JPG format * Video recording with 1280 x 960 video resolution and 30 FPS of AVI format * USB 2.0 standard interface, just plug in to any computer USB port * Driver support for Windows PCs, Linux and Mac OS computers * 2 GB memory with micro SD Slot expandable to 8gb * Replaceable standard cartridge * Built-in rechargeable lithium battery; performance: 100 minutes recording, 6+ hours of photograph Very Easy To Use - Just press the top to start/stop recording. USB Connectivity - Just plug into your PC/MAC using the cable supplied to download the video footage. No Battery Required - Charges via the USB or mains connector cable supplied. When full charged, the battery gives up to 85 MINUTES recording time! Everything Supplied - Comes complete with cable required and full instructions. Also, for a limited time, we"re supplying an 2GB memory card FREE!