Defender ST101 Covert Pinhole Color Security Camera Pen Surveillance DVR Flash Drive with 4GB USB Memory - Bonus 1 Year Additional Warranty Included Built-in 4GB memory; 3 ink refills to prolong use Hi res video recording built into a covert pen Store up to 3  hours of video; Store up to up to 100,000 photos Easily connects to your PC or MAC with USB for quick viewing This bundle includes a bonus 1 year additional warranty