t work good you have two pieces a ir light that you use for in room my suggestion buy a IR light flashlight to enhance the distance also some animal eye reflect this is good for early hours stalking then once hours of hunt you get idea where to hunt this is a game changer and good for what it is,it's similar early green ,when you focus I was able to read letters off poster ,check on your garden while inside, minimal star light or make bright think as invisible flashlight only the night device sees it's unknown brand but clean make image more focus with eye piece front and back also please note only the small piece take battery the device you press down and gives a jolt to power the night device it may be gen 1 early type brand unknown I'm sure if you know electronic you can make battery operated and bracket to use on a helmet I hope you put it to use ,the rubber piece is installed it is complete**

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