“Simplified Design of Micropower and Battery Circuits” by John D. Lenk is a textbook focusing on technology and engineering, specifically in the areas of industrial design, power resources, and electronics. Published in 1996 by Elsevier Science & Technology, this illustrated book offers a comprehensive guide to designing micropower and battery circuits. With a practical approach and clear instructions, this trade paperback book is intended for adult education and further learning, catering to proficiency and advanced levels of understanding. The book covers various topics within the subject area and provides valuable insights for those interested in the technical and manufacturing industries.