The HookUpz smartphone adapter with the LED MicroMax 60x-100x power pocket microscope from Carson will turn your Samsung Galaxy S4, iPhone 4/4S or iPhone 5/5S into a digital microscope. The HookUpz microscope adapters come available in 3 different models. The MM-240 model is only compatible with the Samsung Galaxy S4. The MM-250 model is only compatible with the iPhone 4/4S models. The MM-255 model is only compatible with the iPhone 5/5S. Please note that the HookUpz Microscope Adapters are NOT compatible with the iPhone 5C. Each HookUpz adapter consists of a powerful 60x-100x power magnification pocket microscope with an adapter case for either the iPhone 4/4S, iPhone 5/5S or the Samsung Galaxy S4. Taking close up images and video is easy using your smartphone. Set up is also simple. Simply attach the adapter case and MicroMax LED Pocket Microscope to your iPhone 4/4S/5/5S or Samsung Galaxy S4 smartphone. Please remember to remove the grey rubber eyepiece on the LED MicroMax pocket microscope before attaching to the adapter case. Then, open the built in camera application on your smartphone and start viewing. The built-in LED light provides a bright, clear image. You can zoom in using the focus knob on the MicroMax LED or digitally using the zoom and focus functions on your iPhone 4/4S/5/5S or Samsung Galaxy S4. It is great for viewing circuits, foliage & flowers, fabrics, coins and so much more! 3 SG3 Button Cell Batteries come included with the LED MicroMax 60x-100x pocket micrscope. At Carson, we strive to make sure our customers are 100% satisfied with the quality of our products. We are so confident in our products that we back them with a Limited Lifetime Warranty! Carson will repair or replace your Carson item if it is found to have manufacturing defects in materials or workmanship. Please contact Carson for additional warranty details.