The NexPeak NC201 Intelligent Pulse Repair Charger is a 12V charger designed for automotive batteries. It features a seven-stage charging process to ensure optimal charging and repair of batteries. The charger includes clamps for easy connection and is portable for on-the-go use. With its intelligent pulse repair technology, this charger is a reliable tool for maintaining and repairing vehicle batteries efficiently. That is from AI. I bought this to charge the lithium batteries on my father-in-law‘s boat. He already had one so I did not need this one. I only opened it as far as what you see in the picture. It seems to be the red version. I included the listing from Amazon to show you what I paid for it.