Feature : Input Voltage: D.C 18V-20V Output Voltage: D.C 12V, D.C 5V-13V Output Current: maximum 10A Efficiency: ≥ 95%. Very suitable for carts, electric wheels, DIY toys, remote-controlled cars/trucks, LED lights, cameras, etc. Built in low voltage protection, if the battery voltage is below 14.4V, it will automatically shut down to protect the battery and 12V devices Compatible for Makita 18V Battery : Perfectly compatible for Makita 18V lithium-ion batteries, it can work with BL1820 BL1840B BL1820B BL1815B BL1835 BL1845B BL1845 BL1830B BL1850B BL1860, etc. Our battery adapter connector is exquisitely designed to tightly fit your battery, making it easy to install and remove. The battery adapter has overload, no-load power-off, overcurrent, and low voltage protection. Convenient cigarette interface and innovative design: Designed with a convenient cigarette interface, it is easy to connect and power automotive appliances. Its simple and convenient design eliminates additional installation steps or complex wiring, ensuring a worry free user experience. Widely applicable: This adapter can be used as a portable charger or 12V regulator, suitable for various 12V devices. Perfect for upgrading power tools and enjoying DIY: Power adapters are widely used in electric wheels, motors, cars, trucks, robots, toys, carts, LED light strips, fans, screens, DIY toys, LED lights, monitoring systems, solar panels, and other DIY applications.