About this item 【Step-down Converter】Input Voltage: DC 18V-20V; Output Voltage: DC 12V,DC 5V-13V; Output Current: 10A Max; Efficiency: ≥ 95%. Ideal for Einhell 18V battery users, facilitating the transformation For Einhell batteries into a reliable 12V power source for vehicles. Featuring robust over-current and short-circuit protection, it ensures safe and uninterrupted power supply to a variety of all car appliances. 【For Einhell 18V Batteries】The DC power wheel adapter is perfectly compatible for Einhell 18V Power X-Change series batteries, such as 4511396，4511437neu，45114370VP，PXBP-300，PXBP-600，PX-BAT52 and more. 18V to 12V step-down converter offers seamless compatibility and stable performance when powering diverse automotive devices. For Einhell battery use across applications, enhancing convenience for outdoor activities and car applications. 【Convenient Cigarette Lighter Interface and Innovative Design】 Designed with a convenient cigarette lighter interface, making it effortless to connect and power car appliances. Its simple and convenient design eliminates the need for extra installation steps or complicated wiring, ensuring a worry-free user experience. 【High-Quality Materials, Durable, and Reliable】Crafted from durable materials such as fireproof PC+ABS and featuring 16 AWG wires and efficient cooling mechanisms, this 20V to 12V adapter for Einhell batteries guarantees long-lasting durability and consistent performance. Engineered to withstand regular use and harsh conditions, it delivers reliable power conversion in various environments, ensuring exceptional reliability over time. 【Widely used】This power adapter is lightweight and easy to carry, making it ideal for road trips or camping. It is a versatile device that can power car appliances, gadgets, and charge electronics such as automotive supplies and chargers, anywhere that is essential for both travelers and outdoor enthusiasts. You can use it to upgrade your power wheels, Rc toys, Robotics DIY etc.