HD Pen Hidden Camera with Built in DVR. The HD hidden pen camera has a crystal clear 1080P(1920×1080) video resolution at 30fps and stores the footage on a 16GB memory that will store about 2.5 hours of video footage. The HD resolution ensures that your videos are smooth and clear even when there is a lot of movement. Its super easy to operate just one button operation. Turn the pen on, click the button once to start recording and click it again to stop. When you are ready to watch your videos just plug the pen directly into the computer, no special cables or software needed (works just like a flash drive on MAC/Windows). Features: 1920×1080 video resolution at 30fps, 4032×3024 photo resolution, battery life about 2 hours, charging time 2 hours, 16GB memory, works with Windows and Mac OS, dimensions 6 1/8″ x 5/8″. Includes: HD Pen Camera, USB cable, user manual.