Description [Step-down Converter]: Input Voltage: DC 18V-20V; Output Voltage: DC 12V, DC 5V-13V; Output Current: 10A Max; Efficiency: greater than or equal to 95%. Ideal for Makita 18V battery users, enabling the use of Makita batteries as a reliable 12V power source for vehicles. Features robust over-current and short-circuit protection to ensure safe and continuous power supply to various car appliances. [Compatible with Makita 18V Battery]: Compatible with Makita 18V Lithium-ion Batteries, including BL1820, BL1840B, BL1820B, BL1815B, BL1835, LXT-400, BL1845B, BL1845, 194205-3, 194204-5, BL1830B, BL1850B, BL1860, and more. The battery adapter connector is well-designed to fit securely, making it easy to install and remove. Includes over-load, no-load power-off, over-current, and low-voltage protection. [Convenient Cigarette Lighter Interface and Innovative Design]: Equipped with a cigarette lighter socket for easy connection to car appliances. Simple and user-friendly design requires no additional installation steps or complex wiring, providing a hassle-free experience. [Compact, Portable, and Convenient Adapter]: Lightweight and portable design makes it easy to carry. Suitable for road trips, camping, and outdoor use. Powers car appliances and charges electronic devices, ideal for travelers and outdoor enthusiasts. [Includes Switch and Wiring Beam]: Comes with switch and wiring beam connections, compatible with 12-volt ride-on toys, allowing quick and secure connection between the battery adapter and ride-on toys. Note: Device labels may vary due to different production batches, but this does not affect functionality. Color: Random (color varies and cannot be specified)