Feature: 1. HD PICTURE: With 4MP pixels and up to 2K video resolution, the wireless eyepiece camera provides clear and accurate images whether you are observing details or recording and analyzing. Equipped with anti interference technology, the image quality is stable even when using Wireless Fidelity, making the observation and investigation more accurate. 2. WIDELY APPLICABLE: This wireless eyepiece camera is suitable for a wide range of equipment, including 25 to 50mm telescopes, microscopes and so on. Whether in a professional laboratory or outdoor observation, it is very easy to install and use, providing you with a new experience of vision. 3. WIRELESS CONNECTION: The telescope eyepiece camera adopts Wireless Fidelity link, easy and fast to install and link, can be quickly viewed and operated in real time on your cell phone and other devices, more convenient to use, without the hassle of too many wires. 4. LONG VIDEO RECORDING TIME: Electronic eyepiece camera built in 800mAh lithium ion battery, Wireless Fidelity open state up to 130 minutes of use time, enough to meet most of the observation operation needs. Charging quickly, you can enjoy shooting even in a powerless environment. 5. LARGE STORAGE SPACE: Our eyepiece camera supports up to 128GB Memory Card storage, users can save or export important photos or videos at any time when needed, even continuous observation and recording without worrying about the lack of storage space. Specification: Item Type: Telescope Eyepiece Camera Material: ABS Pixels: 4MP Recording Resolution: 2K, 1080P Video Format: MP4 Photo Resolution: 2304 x 1296, 1920 x 1080 Lens Horizontal Angle: 5° Wireless Fidelity: Support Storage: Maximum 128GB Memory Card (Not Included) Battery Type: Built in 800mAh Lithium Ion Battery Recording Time: 130 Minutes (with Wireless Fidelity On) Application: For 25-50mm / 1-2in Telescopes, Microscopes, etc. Package List: 1 x Telescope Eyepiece Camera1 x Data Cable 1 x User Manual