30W 18V ETFE monocrystalline flexible solar panel charging board, efficient power solution Specially design for outdoor 12V applications such as car, campers, ship, automobiles, and other motor rechargeable batteries Efficient monocrystalline technology provides stable power output and is suitable for charging 12V batteries Convenient, safe, and easy to maintain your car battery Lightweight and bendable design, easy to install on various curved surfaces, full of durability and waterproof, Manufacturer: Hangsu