Introducing the Ring Automotive 4A Smart Charger & Battery Maintainer, a smart 4A battery charger and maintainer for 6V and 12V vehicles. It supports various battery types, including START/STOP batter more→ies on both smaller and medium-sized vehicles. The charger provides a 7-stage charge cycle, offers simple one-button operation, and has a large easy-to-read, backlit display. Safety features include overcharge, reverse polarity and short-circuit protection. The included O-ring terminals allow users to create a permanent quick-release connection to their vehicle, perfect for seasonal vehicles and motorcycles, whilst the included crocodile clips allow for quick connection, with no need to remove the …