NIUNIU Specification: Handle Material:Aluminum Alloy Phone Clamp Material:ABS Fixed eyepiece diameter:25~48mm Phone clamp: approx.52~100mm Color: black Clip adjustment angle: 360 degrees Feature: 1. Clamp accepts eyepieces with an outside diameter of approx. 25~48mm. 2. Compatible with binocular, monocular, telescope, microscope, spotting scope, night vision and most optical device. 3. Fits almost smart phone with super large width range of 52~100mm. Such as for iPhone 6 Plus, 6, 5S, 5, Samsung Note, Sony, Sony Xperia Z and many other brands. 4. Adjustable clamping force. The phone clamping part features adjustable locking mechanism with a metal bolts (not a spring). 5. Compact and Lightweight. Notice: Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. Please allow 2-3cm differs due to manual measurement . includes:1 x Universal Telescope Cell Phone Adapter