The AGM Global Vision Spectrum 4K Mini Digital Day & Night Vision Rifle Scope delivers high-resolution, full-color detection in a smaller form factor than ever before. The new and improved 4K digital sensors require much less infrared light than older units, showing you a higher level of detail in near-darkness. The advanced 3840x2160 detector works in conjunction with a high-quality 1920x1080 OLED display to give you more information day and night. The Spectrum 4K Mini excels during those precious minutes after sunrise and just prior to sunset. Powered by one internal rechargeable 18650 battery and one additional replaceable 18650 battery, the Spectrum provides 8 hours of battery life. 32GB internal storage provides space for recording video and still images. Works day and night 3840x2160 ultra-high-definition CMOS sensor 1920x1080 OLED display Up to 800m detection range Records still images and video with audio Shot-activated recording Various reticle types and colors 32GB built-in storage Wi-Fi data transmission AGM Connect app compatibility 100% waterproof and shockproof