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 over-current and short-circuit protection to ensure safe and stable 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 other compatible models. The battery adapter connector is well-designed to fit securely, allowing for easy installation and removal. Includes overload, no-load power-off, over-current, and low-voltage protection. [Cigarette Lighter Interface and Convenient Design]: Equipped with a standard cigarette lighter outlet for easy connection to car appliances. Simple and user-friendly design requires no additional wiring or complex installation, providing a hassle-free experience. [Compact and Portable Adapter]: Lightweight and compact design makes it easy to carry. Suitable for road trips, camping, and outdoor use. Powers car gadgets and charges electronic devices, ideal for travelers and outdoor enthusiasts. [Includes Switch and Wiring Harness]: Comes with an on/off switch and wiring harness for quick and secure connections. Designed to support 12V ride-on toys and similar applications, allowing fast setup with compatible devices. Note: Device labels may vary slightly due to manufacturing batches, but this does not affect functionality. Color: Random color (color varies and cannot be specified)