**Product Name: Step-down Converter****Input Voltage: ** 18-21V**Inverter Power: ** 130W max**Output Voltage: ** 5-13V Max**Output Current: ** 10A max**Product Features: ** - **Step-down Converter**: Input Voltage: DC 18V-21V; Output Voltage: DC 12V, DC 5V-13V; Maximum Output Current: 10A; Efficiency: ≥ 95%. Suitable for Makita 18V battery users, it can convert Makita battery into a reliable 12V car power source. Equipped with robust overcurrent and short circuit protection, ensuring safe and stable power supply for various devices in the car. - **Compatible with Makita 18V Battery**: Perfectly compatible with Makita 18V Lithium batteries, suitable for models such as BL1820, BL1840B, BL1820B, BL1815B, BL1835, LXT-400, BL1845B, BL1845, 194205-3, 194204-5, BL1830B, BL1850B, BL1860, etc. Our battery adapter plug is well-designed, precisely matching your battery, easy to install and remove. The battery adapter has overload, no-load, overcurrent, and undervoltage protection functions. - **Comfortable Cigarette Lighter Socket and Innovative Design**: Designed with a practical cigarette lighter socket, making it easy to connect and use devices in the car. Its simple and practical design eliminates the need for additional installation steps and complicated wiring, providing a worry-free user experience. - **Compact, Portable, and Practical Adapter**: This product is easy to carry. Whether it's a self-driving tour or a camping adventure, its lightweight design makes it easy to take with you. It is a practical and flexible device that can power devices in the car and charge electronic devices, including car accessories and charging devices, making it essential for travelers and outdoor enthusiasts. - **Excellent Customer Service**: High-quality materials, durable and reliable: Made from high-quality materials (fire-resistant PC+ABS), equipped with 16 AWG wires and ventilation holes, ensuring long-lasting durability and stable performance. For Makita batteries, the 18V to 12V adapter provides high reliability and safety during use.**Package Contents: ** - 1 x Step-down Converter (Battery not included)**Usage Scenarios: ** - Cars - DIY Projects - Outdoor Adventures