Black Spy Button Camera Specifications: Product Dimensions: 9.6 x 6.8 x 4 cm Type: Indoor, Outdoor Color: Black HDD Capacity: 16 GB Video format:AVI Video encoding:M-JPEG Video resolution:720x480 VGA Video frame rate:30 FPS Picture format:JPG 1280x960 The ratio of image:4:3 Supporting system:Windows me/2000xp 2003/ vista Working hour:About 90 minute Charge pressure:DC-5V Interface type:MINI 5pin USB Storage support:TF card (up to 16G ) Battery type:High-capacity polymer lithium polymer Charging time:About 3 hours Operating Temperature 0 - 40 Features: 100 Percent complete new. Built-in Microphone available. Flash Memory: No memory built-in. Latest fashionable appearance, outstanding video recording. With TF card slot, Support Max 16GB Micro SD card (card is not included) Easy to handle and portable using with stability, reliability and rapid response etc.