Brand NewItem Name: M620V Scout LightMaterial: AluminumWeight: 0.26 kgMax output : 150 lumens white light Tactical runtime : 1.8 hours Lenght : 143mmBazel Diameter : 1.06 inches Weight : 6.1 ounces Battery: two piece 3V CR123A (not included)Fit for 20mm railDue to shipping Regulations: All The Batteries Will Be Remvoed Prior To ShippingTransportation:-After payment cleared, item will be shipped out within 1 business day.-Once item shipped, you can ask us offer you the tracking number.Return Policy:-If you are not satisfied with the product, please email us within 7 days after you get the parcel.-We would be glad to exchange or issue money back to you (if it is our mistake, thanks).