This is a universal cell phone adapter mount designed for use with binoculars, monoculars, and spotting scopes with eyepiece outer diameters between 26.4mm and 46.4mm. It allows for quick alignment of the phone camera with the optical device. Features: - Color: Black - Material: Plastic - Size: 12.2 x 8 x 3.3cm - Compatible with most smartphone brands on the market, with or without a case, from small to large sizes - Suitable for binoculars, monoculars, and spotting scopes with eyepiece diameters ranging from 26.4mm to 46.4mm. Please confirm your device's dimensions are within this range - Enables fast alignment of the camera and optics - Lightweight and portable, easy to carry and use anywhere - Simple to operate and convenient to use Note: Due to lighting effects, monitor brightness, and manual measurement, there may be slight variations in color and size between the photo and the actual item. We appreciate your understanding. Packing List: 1 x Telescope phone adapter