PRODUCT SPECIFICATIONS:Dimension 13.9 X 7.25 X 16.70Height 13.9000Width 7.2500Length 16.7000RANGE OF FOCUS 1750DIOPTER ADJUSTMENT +4/-5FIELD OF VIEW 0.0000EXIT PUPIL 0.0000EYE RELIEF 0.0000OPERATING TEMPERATURE -25/40BATTERY LIFE (HOURS) 11.0000MTTF-TIME BEFORE FAILURE (HRS) 0.0000EXPORT NAUTO BRIGHTNESS NBRIGHT LIGHT CUT-OFF NPOWER SUPPLY 26650RESOLUTION IP/MM 640X512IR INDICATOR NLOW BATTERY INDICATR NOTHER FEATURES: 4X BASE MAGNIFICATION, IBP-5 RECHARGABLE BATTERY,