The Vintage 1987 SeaRanger PL-1A Deep Reading Digital Depth Computer is a retro fishfinder designed specifically for fishing enthusiasts who appreciate old-school technology. Made of durable plastic and powered electrically, this SeaRanger model utilizes sonar sensors to accurately measure water depths and provide valuable insights for a successful fishing experience. With its vintage charm and functional capabilities, this depth computer is a must-have for any angler looking to enhance their fishing trips with a touch of nostalgia.