Optical lens: IP66 waterproof and working temperature: -40 to +50? Night working hours (wifi on): 5 hours. Blue Lens Cover: Night Vision Booster. Night working hours (app and lamp on): 3 hours.   

The binocular is IP54 waterproof, lightweight and compact, very convenient for head mount use. It is a great device for cave searching, security, hiking, night fishing, hunting, wildlife watching, etc.   

The FoxBat combines a single high quality image intensifier tube with a dualized optical axis and double eyepiece, making it applicable for long viewing sessions. This night vision bi-ocular is the ideal choice for security and recreational use.   

RUGGED AND DURABLE - Built to withstand even the most intense activities, these goggles feature a rugged outer shell that protects the inner goggles with ease. DON'T LET THE NIGHT STOP YOUR ADVENTURE - If you love SPOTTING WILDLIFE during the night, successfully HUNT deer & feral hogs, MONITOR your cattle & goats without disturbing them or just KEEP A WATCH OUT for intruders or coyotes on your properties, CreativeXP designed theMOST EFFICIENT digital night vision binoculars for your UNIQUE needs.   

ZEISS German made for USGI.   

LCoS Display Definition: 1920 1080p. Night Working Hours(WIFI ON): 5 hours. Blue cover on lens: booster night vision. Night Working Hours(APP and lamp ON): 3 hours.   

PVS18 Night Vision Sight NVG 1X32 Infrared Digital Scope Night Vision Monocular. Small size, light weight and easy to carry.