With a modern, lightweight design the thermal handheld has the ability to hot track targets over 750 yards away.The smooth zoom and real time wifi-to-mobile connection keeps you locked on your target.App connectivity allows you to control and record the handheld from your mobile phone.Features 5 color palettes, stadiametric ranging, hot track, manual and auto nuc, adjustable contrast and brightness.Resolution: 400x300, 50HzMagnification: 3.3-13.2xObjective: 50mmField Of View: 7.90 x 5.80 DegreesDimensions: 8.40" L x 2.50" W x 2.70" HWeight: 18.90 ozDiopter Adjustment: -4/+2Controls: Digital 1x-4x