STERLING HEIGHTS, Mich., March 19, 2019 (SEND2PRESS NEWSWIRE) — Ask many boating enthusiasts which deep cycle batteries they prefer for their crafts, and they’ll name one of two brands: Deka, or Trojan USA, says Batteries Shack. They’re top-of-the-line batteries made in the USA; Deka through a company called East Penn Manufacturing. Both are known for […]