This includes the battery, replacement o-ring and silicone grease. Reviews There are no reviews yet. Be the first to review “Aeris Atmos 1 and 2 Battery Kit” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Save my name, email, and website in this browser for the next time I comment.