USB digital microscope 1.Image Sensor: 1.3M pixels Controller: High Speed DSP Snap Shot: hardware and software Output resolution: 1600x1200, 1280x960, 1024x768, 800x600, 640x480, 352x288, 324x240, 160x120 Photo format: JPEG, BMP Video Format: AVI Light Source: White Light LED x 4 LED on/ off: by software Magnification Ratio: 20X ~ 400X Power Supply: USB Port ( 5V DC) System Requirement: P41.8 or above; RAM: 256M; Video Memory: 32M; USB port: 2.0 Interface: USB2.0 Compatible Dimension: 130 mm ( L) x 35 mm Colors: black in rubber finish, white Accessories: cradle, Users manual, driver CD 2.I Sincerely hope customers can find truly satisfied products. I hope our products can give you a chance to bring unexpected suprise. If you are interested our product.I will be happy to give you details.Welcome contact me for detailed requirements.Thank you. Our most favorable price is the most excellent service to win your trust.