1. FSTCOM HD Mini Super Small Portable Hidden Spy Camera P2P Wireless WiFi Digital Video Recorder for IOS iPhone Android Phone APP Remote View (Click Link to Check Price on Amazon)
Editor's Rating : 8.9 out of 10
MINI SUPER SMALL size: This FSTCOM hidden video recording devices is the world's smallest portable bluetooth wifi camera. You can use the buttons to sew it on the clothes and record both photos and video without attracting attention.WIFI MOTION ACTIVATED Camera: There is no distance limitation to view or record live videos. Available for PC computer and smartphone tablet APP to view and control this spy outlet. Each camera lens is matched with a wifi QR code(on a sticker), you can connect it with APPs on your phone like "BVCam" for live video. You can scan the QR code with the app to add the camera as a device.

2. FREDI Super small Mini Hidden Spy Camera Motion Detection Loop Recording WiFi Indoor Security Surveillance Cameras (Click Link to Check Price on Amazon)
Editor's Rating : 8.8 out of 10
Super Small: This V55 camera max support 32GB sd card, please note that. It easy to hidden, record both photos and video without anyone pay attention.WiFi Connection: When connects your phone, you will view or record live videos any where any time you want

3. Mini wireless wifi spy hidden Camera , PANNOVO HD 720P wifi ip p2p Camera Motion Detection Wireless Video recorder (Click Link to Check Price on Amazon)
Editor's Rating : 9.8 out of 10
 This mini hidden camera is world's smallest camera,it fit for all kinds of portable tools,You can record both photos and video without anyone pay attention.Hidden Video Recorder:Very small and Lightweigh: , Compact design, Like a button

4. YI Home Camera Wireless IP Security Surveillance System (US Edition) Black (Click Link to Check Price on Amazon)
Editor's Rating : 9 out of 10
Records in 720p HD to capture clear images for your records and while using 2-way audio (built-in microphone and speaker). 720P/20FPS,700Kbps 360P/20FPS,200Kbps.

5. FREDI Mini Portable P2P WiFi IP Camera Indoor/Outdoor HD DV Hidden Spy Camera Video Recorder Security Support iPhone/Android Phone/ iPad /PC Remote View (Click Link to Check Price on Amazon)
Editor's Rating : 9 out of 10
Pocket Spy Camera Recorder: This FREDI® mini hidden camera is world's smallest wifi camera,and fit for all kinds of portable tools,You can record both photos and video without anyone pay attention.Hidden Video Recorder: This is a Mini security DVR with Remote Control ,The HD Recording Button features an ultra mini pin hole camera with high-definition video capabilities.Support recording and charging at the same time, support loop video recording, Support 32GB micro TF Card in Max (Not included)