【Hidden Camera Pen-No Audio】The lens is perfectly hidden in the pen and comes with a slider to obscure the lens. When you're not recording video, you can use it as a smooth writing pen, and several replacement refills are included. The camera supports a maximum of 32GB mini micro SD card (not included), please note the direction of the card insertion.,【Photo & Video】The spy camera pen has the function of taking pictures and videos. When starting the photo function, try to keep the camera steady to avoid blurred photos. It can record clear videos and if the video files fill up the SD card, the camera automatically overwrites the oldest ones with the newest ones to achieve loop recording.,【Easy to Use】Photo mode and video mode are simply switched according to the indicator. After recording a video or taking a photo, you can view the file very simply. Using the included cable to connect the spy camera pen directly to your computer or using the included card reader are both very convenient ways to do that. It is best to download VLC media player to view the video files in case there is a black screen.,【Portable for Many Occasions】This hidden camera pen does not have WiFi capability, so it works both indoors and outdoors. You can put it in a pen holder in your study or bedroom, or write and record video or take pictures at the same time during a meeting or class. If it's for outdoor use, then you can clip it to your shirt pocket.,【Perfect After-Sales Service】We provide 7/24 pre-sales and after-sales services. We provide return and exchange services for products within six months, just for customers to have a perfect shopping experience. The product comes with a detailed user manual for reference.