NVG50 Night Vision Monocular Goggles 2K 45°Wide View WiFi Infrared 940nm IPX7. Not include the helmet and batteries. Long press the “+” key to open the menu. Short press the “IR” key to select the WIFI. Ultra-low illuminance CMOS 0.0001 lux. HD Image Resolution 25601440p 2K. Wide View FOV: 40°. Support helmet adapter (not inclued the helmet). Full new operating system. IP67 waterproof and dustproof. 5 grade of illumination adjustment. Optical magnification of 1X, digital magnification of 1x/2x/3x/4x. Four colour mode: Colorful, black&white, fluorescent green, white phosphorus. Type: Head-mounted Night Vision Monocular. Field of view: 45°. Optical lens size: 17.5mm. Ultra-low illuminance CMOS: 0.0001 lux. Blue coating on lens: Night vision enhancer. Eyepiece adjustment range: + 2 -5D. Low light observation distance: 200m/656ft/219 yards. Dark observation distance: 300m. LCD screen size: 0.45″ LCD screen size: 0.45″. Display Resolution: 2560x1440p 2K. CMOS Sensor Size: 1” Ultra low illumination CMOS. IR level: 1,2,3. Color mode: Colorful, black&white, fluorescent green, white phosphorus. Battery type: 2pcs 18650 Rechargeable battery. Night working hours: 6 hours. Working temperature: -25 to + 50? What’s in Package. 1x NVG50 Infrared Night Vision Monocular. 1x Black Lens Cover. Unused/unopened merchandise will be fully credited. All emails will be answered within 24 hours. A:link {color: #C81269; text-decoration:underline;} A:visited {color: #666666; text-decoration:underline;} A:hover {color: #333333; text-decoration:underline;} A:active {color: #C81269; text-decoration:underline;}. Content {font-family: Verdana, Arial, helvetica, sans-serif; font-size: 11px; font-style: normal; font-weight: normal; color: #000000; line-height: 18px; text-decoration:none; text-align: justify;}. Submenu{font-family: Verdana, Arial, helvetica, sans-serif; font-size: 11px; font-style: normal; font-weight: bold; color: #666666; line-height: 15px; left: 20px; margin-left: 20px; text-decoration:none;}. Content_white {font-family: Verdana, Arial, helvetica, sans-serif; font-size: 11px; font-style: normal; font-weight: normal; color: #FFFFFF; line-height: 16px; text-decoration:none; text-align: justify;}. Best_seller {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; font-style: normal; font-weight: normal; color: #000000; text-decoration:none; text-align: left; padding: 0px;}. Best_seller_even {font-family: Verdana, Arial, helvetica, sans-serif; font-size: 12px; font-style: normal; font-weight: normal; color: #000000; line-height: 14px; text-decoration:none; text-align: left; padding-top: 10px; padding-right: 0px; padding-bottom: 0px; padding-left: 0px; background-color: #EBEBEB;}. Small {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 9px; font-style: normal; font-weight: normal; color: #000000; line-height: 18px; text-decoration:none; text-align: justify;}.