[Step-down Converter]: Input Voltage: DC 18V-20V; Output Voltage: DC 12V,DC 5V-13V; Output Current: 10A Max; Efficiency: greater than equal 95%. Ideal for Makita 18V battery users, facilitating the transformation of Makita 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. [Compatibile for Makita 18V Battery]: Perfectly compatible with for Makita 18V Lit-ion Battery, works with BL1820 BL1840B BL1820B BL1815B BL1835 LXT-400 BL1845B BL1845 194205-3 194204-5 BL1830B BL1850B BL1860 etc. Our battery adapter connector is well-design, snugly fits your battery, easy to install and remove.Battery adapter with over-load, no-load power-off, over-current, and low-voltage protection. [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. [Compact, Portable, and Convenient Adapter]: This product is easy to carry. Whether on a road trip or camping adventure, its lightweight design ensures you can take it with you. It's a practical and flexible device that powers car appliances. The adapter powers car gadgets and charges electronics, including automotive supplies and chargers, making it essential for travelers and outdoor enthusiasts alike. [Bring switch and wiring beam] We are equipped with switches and wiring beam connections, which is compatible with PEG-Perego 12 volts riding toys, which is convenient for you to connect the battery adapter to cycling toys faster and better. The labels on the devices may be different due to different batches,