Feature: 1. HIGH DEFINITION: Featuring 4K HD resolution, it ensures the quality of the captured image and provides a clear, detailed observation experience. Through the dark light compensation technology, it improves the clarity of the shimmering light, realizing a clear and dynamic observation effect. 2. REAL TIME OBSERVATION: Equipped with a 3 inch color display, users can observe the captured images in real time, effectively helping users to make adjustments and framing. 3. EASY INSTALLATION: You can easily install it on the 22mm‑46mm eyepieces of optical telescopes and microscopes. A simple swivel mount converts the device into a camera for easy capture of images and video, especially for lunar and planetary photography. 4. STORAGE: The telescope electronic eyepiece supports the installation of a small memory card for real time recording of shots and supports up to 128GB of storage space to meet the needs of long time recording of shots. 5. DIGITAL ZOOM: The telescope electronic eyepiece has a 5 steps digital zoom function, which allows users to adjust the focal length according to the actual need to adapt to different shooting scenarios, bringing a richer shooting experience and more possibilities. Specification: Item Type: Telescope Electronic Eyepiece Material: Aluminium Alloy Weight: Approx. 240g / 8.5oz Battery: Lithium Battery 850mAh (Built In) Charging Port: Type C Screen Size: 3 Inch Digital Zoom: 5 Gears Full Black Viewing Distance: 0.5m-800m Eyepiece Aperture: 22mm-46mm Resolution: 4K Small Memory Card Maximum Support: 128GB (Excluded). Package List: 1 x Telescope Electronic Eyepiece1 x Instruction Manual1 x Charging Cable