Step-down Converter: Input Voltage: DC 18V-20V; Output Voltage: DC 12V; Output Current: 20A Max; Output Power 240W Max. Built-in low voltage protection automatically shuts off when battery voltage drops below 14.4V, protecting your battery and 12V devices. Compatibility: Compatible with 18V lithium batteries, including models 48-11-1815, 48-11-1850, 48-11-1820, 48-11-1840. The battery adapter connector is designed for a secure fit and easy installation and removal. Safety Features: Voltage regulator with built-in smart chip provides over-current, over-voltage, under-voltage, over-load, low-load, short-circuit, and over-heat protection to safeguard connected devices. Includes fuse holder and 30A fuse for added safety. Ease of Use: Combines battery adapter and voltage converter with two heat-resistant wires and fuse holder. Simply attach the battery to the adapter and connect the converter to your device. (Note: Battery NOT Included) Wide Application: Suitable for various 12V devices such as power tools, ride-on toys, golf carts, vehicles, speakers, monitoring equipment, LED strip lights, work lights, and robotics DIY projects. Color: Red Material: Plastic Package Contents: 1 x Converter 1 x Wheels Battery Adapter 1 x Terminal 3 x 30A Fuse Only the items listed are included; other products are not part of this package. Note: Lighting and display differences may cause slight color variations between the image and actual item. Measurement error allowed is +/- 1-3cm.