There are plenty of covert cameras you can rely on to keep an eye on your place and record video discreetly. This Video Camera Pen to iPhone Streamer is designed to capture HD video and stream it to an iPhone in real-time. You can place it in a shirt pocket to record 720p video and send it to your iOS or Android device over a WiFi network. The device can capture still images and features a built-in microphone as well.
The Video Camera Pen records video to a microSD card. The rechargeable battery lasts up to 30 minutes. Sets you back under $200.[where to get yours]