special function:1080P full HD high resolution, one-way audio, built-in microphone, infrared night vision,Video compression format: H.264,Data storage options: built-in memory,Application: indoor and outdoor,Product Name: Mini Hidden Camera,Features: Spy Hidden Watch Cmaera,Camera Type: Watch Hidden Camera,Storage: 32G built-in,Single package size: 15X8X8 cm,Gross weight per piece: 0.300 kg,Packing type: standard gift box,Material: Stainless steel,Memory: 32GB optional,Night Vision: Yes, built-in 4 IR LEDs,White Balance: Auto,Time/Date Stamp: Yes (always on),Video recording format: AVI,Frames per second: 30FPS,Video resolution: 1920x1080P,Photo resolution: 4032 x 3024,Image capture format: JPEG,Power supply: built-in rechargeable lithium-ion battery (charges directly from the USB port),Recording time: fully charged up to 90 minutes,File size: 1 hour of audio/video will use about 3GB memory,Watch style - Analog 12-hour display (hours, minutes, seconds) - Metal and glass construction - Adjustable wrist strap - Time adjustment via crown - USB port - LED status indicator,Supported operating systems: Windows 98SE/ME/2000/XP/Vista (32-bit version only)/Windows7, Mac OS X+, Linux