Capture, Record & Measure: Please note that the measurement software only works for WINDOWS users. Wide Application: The USB microscope is a useful and fun tool for children, students, engineers, inventors, and collectors to magnify small things like coins, skin, PCBs, hair, etc. Strong Compatibility: For Mac OS X 10.5, Windows XP/7/8/10/11, Linux kernels 2.6.26 and above, Android phones with OTG function. This microscope does not work with iPhone/iPad. Adjustable Light: Built-in LED lights, you can easily control the brightness with the LED dimmer knob. No dazzling light on the object being viewed. Carrying case included for versatile use. Material: Plastic Color: Black Package Contents: 1 x Microscope Body 1 x Bracket 1 x Calibration Ruler Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be a little different from the real thing. The allowed measurement error is +/- 1-3 cm. Our after-sales team consists of experienced, professional, and responsible staff. They will do their best to solve your problems and let you feel our sincerity and care. Buying our products means choosing security and peace of mind.