Feature: 1. MAIN FUNCTION: Battery parallel charging board, supporting the use of multiple sets of batteries together, which is efficient and practical. 2. EASY CONNECTION: The parallel charging board has standard plug and wiring terminals to ensure stable connection and high efficiency. 3. EXCELLENT PCB: The battery adapter board adopts excellent PCB components, which has stable performance and easy maintenance. 4. MULTIPLE USAGES: This battery charging board is suitable for DIY solar panel charging, automotive charging system, trip recorder power supply, etc. 5. APPLICABLE SCENE: This charging board has a compact size, widely used in the mechanical, automotive, construction, electronics industry, etc. Specification: Item Type: Charging Board Material: PCB Package List: 1 x Charging Board