Features Main function: battery parallel charging board, which supports the joint use of several battery sets, which is efficient and practical. Easy connection: the parallel charging board has standard plugs and wiring terminals to ensure stable connection and high efficiency. EXCELLENT PCB: The battery adapter board uses excellent PCB components, which provide stable performance and easy maintenance. Versatile use: this battery charger board is suitable for charging DIY solar panels, car charging systems, powering tachographs, etc. Applicable scene: this charging board has a compact size and is widely used in the machinery, automotive, construction, electronics industry, etc. Specification: Item Type:Charging Board Material: PCB Package list: 1 x charging board Package List 1 x Charging Board