Valken RDA20 Red Dot Sight for Airsoft AEG

Valken RDA20 Sight for airsoft Used condition, fully functional Runs on a single (CR1620) button battery which is not included, though I will send a dead one for reference
Thanks for looking! "This listing complies with Pricetronic's air gun policy and I will only ship air guns to buyers in jurisdictions where permitted to by applicable laws https://www.Pricetronic.com/help/policies/prohibited-restricted-items/airsoft-air-rifle-bb-guns-policy?id=5045"