The RIX STRIDE ST6 LITE thermal imaging device offers professional-grade performance with 640x512 resolution and an impressive 1900-meter range of focus capability.RIX STRIDE ST6 LITE Thermal Imager640x512 high-resolution thermal imaging1900-meter maximum range of focus31.5-degree field of view for wide area coverageDiopter adjustment (-5/+2) for vision correction18650 rechargeable battery power supplyCompact dimensions (4.5" x 2.8" x 1.9")Lightweight design at 0.60 lbs20mm eye relief for comfortable viewingIdeal for surveillance hunting search and rescue operations and professional security applications requiring long-range thermal detection in a portable lightweight package.