"Product Features: 1. Mini DVR DV U8 USB Disk HD Hidden Spy Pinhole Camera Detector Video Recorder. 2. 100% brand new and high quality. 3. For a safely meaning like business negotiation and contract signing. 4. High quality monitor, protect personal privacy data and information confidential. 5. Fit for hotel/restaurant/public toilet/changing room, etc. 6. Have a long standby time. Product Parameter: 1. Video format: AVI 2. Video coding: M-JPEG 3. Resolution ratio: 1280x 960 1280 x 720 720 x 480 640 x 480 VGA 4. Frame rate: 30fps 5. Play software: the operating system come with or video playback software mainstream 6. Picture format: JPG 1280 x 1024 7. Image: 5M pix 8. Image ratio: 4:3 9. Support system: Windows me / 2000 / xp 2003/ vista:M 10. Battery capacity: 300mAh 11. Working time: about 120 minutes 12. Charging time: DC 5V 13. Interface type: Mini 4pin USB 14. Memory card: micro TF card (not included) 15. Battery type: high capacity polymer lithium electricity 16. Size (L*W*H):7.5 x2.3 x1.2cm/2.95""x0.91""x0.47""(approx.) 17. Color: Black 18. Quantity: 1 pc 19. Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Packing List: 1 * Spy Button DV 1 * User Manual"