1x30 30mm Tri-rail Red/Green Dot Sight AEG Rifle Scope
[AS652]

I was very pleased with this product it is very good quality and it isn't just any brand it's a Walther. it also comes with pre-installed flip open caps.I was very pleased that it comes with the battery and that the battery is a very common kind.All in all I say two thumbs up and five stars.