FEATURES: TOTAL DARKNESS TECH: STANDARD, MAGNIFICATION: 1X, DETECTION RANGE: 300 (3RD), 430 (4TH), RECOGNITION RANGE: 200 (3RD), 250 (4TH), F-NUMBER: 1.2, FOV: 40º, DIOPTER ADJUSTMENT: -4 TO +6, EYE RELIEF: 27 MM, RANGE OF FOCUS: 0.3M TO INFINITY, POWER SUPPLY: ONE AA OR 3 VOLT LITHIUM, BATTERY LIFE: 40 HOURS
DIMENSIONS(MM): 106MM X 51MM X 63MM, DIMENSIONS (INCHES) 4.2" X 2.0" X 2.5",
WEIGHT: 0.26 KG/9.8 OZ. Instruction manual and 1 lithium battery included.