SUNER POWER Waterproof 12W 12V Solar Battery Charger & Maintainer Pro, Built-in

US PATENT PENDING! No need to worry battery going flat anymore! 🌞【Waterproof & Hign quality Materials】- Use 30% high conversion efficiency crystalline silicon material + high-strength solar energy glass which has 95% strong light transmittance and waterproof performance, can withstand harsh weather conditions.