Compact Size: Small enough to fit on a keychain or in a pocket.
Video Recording: Can record video, often in 1080p or 720p resolution.
Photo Capture: Can take still photos.
Built-in Battery: Usually rechargeable via USB.
MicroSD Card Slot: For storing photos and videos.
Discreet Design: Often designed to look like a regular keychain or small object for covert use.
Motion Detection: Some models have motion-activated recording.
Loop Recording: Automatically overwrites old footage when storage is full.