1.Russia Gen2+ tube 2.Cheapest Gen2+ NV 3.Built-in long range IR 4.Auto shut off systems 5.5x lens viewing long distance Specifications

Magnification ,x	3                                   5                                  5+
Objective lens diameter,mm	44                                 50                                 60
Lens system	59mmF/1.2             88mmF/1.7               100mmF/1.7
FOV at distance 200yards,ft/m	197/60                      138/42                            118/36
Focus range,yards	1.5 to infinity            1.0 to infinity          1.0 to infinity
Eye relief distance,mm	15
Dioper setting,D	+4,-4
Overall dimensions,mm	182×100×65             198×100×65            266×100×70
Weight,oz/g	14.88/422                   18.34/520                24.69/700
Power supply	AA battery(two by 1.5V)
Estimated battery life without IR,hour	Up to 70
Operating temperature,	-30°to+45°
Storage temperature,	0°to+60°
Water instrusion	Meet IPX4 rating
Humidity,%	Up to 93%