Pulsar Digital Night Vision Recon X550 Monocular Specifications Weight (oz): 17.6 Size (in): 6.9 x 3.3 x 2.4 Eye Relief (mm): 12 Field of View @ 100yds (°): 5.5 Exit Pupil (mm): 4 Close Focus (yds): 5 Basic Information Battery Type: 4 AA Batter Life (hrs): 5 (without IR) / 4 (with IR) Detection Range (yds): 500 - Compact and lightweight - great viewing range - fine image quality - sensitive CCD array - High aperture lens - excellent resolution - SumLight signal processing program - video output/video input - resistant to bright light exposure Model: PL78026 Manufacturer: Pulsar