Orion 3518 1.25-Inch Eyepiece and 30mm Finder Scope Heating Band Small heating band for use with Orion Dew Zapper Pro 4-Channel Dew Prevention System Sized to fit 1.25" eyepieces and 30mm finder scopes Requires Orion Dew Zapper Pro Control Module (sold separately) Features 6' cable with right-angle connection for snug fit Made in the U.S.A.