Check the listing for details. Title: Lighthouse Worldwide Solutions Handheld 3016/5016 Operating Manual Only. Condition: Used, Made in United States. Listed at 19.99 USD. Lighthouse Worldwide Solutions operating manual for Handheld 3016 / 5016 particle counters. This listing is for the manual only; no meter, accessories, software, or other items are included. Manual is used with light handling wear from storage and age. Staple-bound pages with protective plastic front cover. May show minor bends, scuffs, edge wear, or light marks. See photos for exact condition. Useful replacement manual for existing equipment, reference copy, training, or documentation set completion.