[Mini size]: Compact, palm-sized, portable and easy to hold, this is your nice helper for outdoor observations. [Professional Darkness Visions]: This device has 6mm diameter optical lens, 1080P clear definition. These professional make this device suitable for your daily use. [Digital Display]: Equipped with a digital csreen, and the screen is more comfortable and clearer. And with movable crosshair on the display. [Day and Night Use]: Clear-definition video with night-visions for day and night use, with 350m effective distance. [Infrared Light]: Adopts infrared night-visions lamp, present a clearly picture even at night. For use in the dark, turn on an infrared fill light. [Easy Installation]: Easy to install, it can be mounted on the telescope-eyepiece, free to adjust, and easy to apply. It can be connected to various types of telescopes with 40-48mm aperture diameter. [Photos and Videos Export]: Photos can be taken and used with a memory card, and pictures can be exported to the computers, which can also be exported from PC to the mobilephones. [Wide Ranges of Use]: The telescopic sight is suitable for outdoor activities such as boating and yachting watching, huntings, birds watching, travel, hiking, camping, animal watching. Also perfect for sports games, concerts, opera, etc. Battery: 1 * 900mAh 18350 lithium battery (included) Display: 1.54inch 320*320 Imaging chip: ultra-low illumination 1080P Optical lens: F1.0/6mm Eyepiece: 1.5X External apparatus: can be connected to the diameter of 40-48mm aperture of various types of telescopes Colour:Black Material:plastic Package Contents: 1 x Digital Telescope 1 x 32G Memory Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.