Specification: Red laser Output Power < 5mW Batteries One(1) 3V CR2032 Battery (Not Included) Dispersion Approx. 1 inch to 99 yard Wavelength 635 a 650 nm Range in optimum conditions 450 metros / 800 yard Note：Due to customs restriction, exclude the battery UPC Does not apply Type Dot Sight Brand Unbranded Color Black .
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