Night Owl Optics xGen Night Vision Viewer: * Preprogrammed illumination settings: selectable gain and IR combination for varying nighttime conditions * 2.1x magnification * Sensor resolution: 640 x 480 VGA * Micro-display resolution: 320 x 240 QVGA * FOV: 12-degree * Range of view at 200": 40" * Minimal focal distance: 1m * Eyepiece adjustment: +/- 4 * Battery requirement: 3 AA alkaline batteries (not included) * Weight without batteries: 7 oz * Lens diameter: 20mm * Dimensions: 4.8"L x 1.65"W x 3.10"H * 1-year warranty