Specification Optical zoom: 1x Digital zoom: 1x, 2x, 4x and 6x Optical lens size: 22.5mm Optical lens: IP66 waterproof and working temperature: -40 to +50? Blue Lens Cover: Night Vision Booster Field of view: 25.5x14.5° Eyepiece adjustment range: +2-5d Low light observation distance: 200m/656ft/219yards Darkness observation distance: 100m lcos screen size: 0.38" LCOS display setting: 19201080p CMOS sensor Size: 1/2" (large size than normal 1/3" or 1/2.7") Video resolution: 19201080p: 30fps WIFI function: support 850nm lamp: 1w Level Go: 1, 2, 3 Waterproof: IP67 Battery type: rechargeable battery (186,50) 1pcs (included) Night working hours (app and lamp on): 3 hours Night working hours (wifi on): 5 hours menu language Italian, Simple Chinese, Traditional Chinese, Russian, Japanese, English, French, Spanish, Portuguese and German Application Hunting night observation Shot Package list 1 Night Vision 1 USB cable 1 power adapter 1 battery charger 1 black lens cover 1 Paper Manual 1 Cleaning cloth FAST Helmet : Ballistic TAC High Cut Helmets Specification: Ballistic Level : IIIA Certified NIJ 10106 Material : Multi layer Para Aramid / Kevlar Tested to defeat. 40 S&W FMJ rounds Head circumference size: 59-62cm Size: L Dimensions: Shell Thickness 8.0 ± 0.8mm.