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; auto shut off if battery voltage is lower than 14.4V to protect your battery and 12V devices. Compatible with Milwaukee M18 18V lithium batteries, including models 48-11-1815, 48-11-1850, 48-11-1820, 48-11-1840. Battery adapter or is designed for a secure fit and easy installation. 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 ed devices. Includes fuse holder with 30A fuse for added safety. Combines battery adapter and voltage converter with two heat-resistant wires and fuse holder for simple setup. Install the battery into the adapter and the converter to your device. (Note: Battery NOT Included) 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 Step Down Converter, 1 x Power Wheels Battery Adapter, 1 x Terminal, 3 x 30A Fuse. Only the above items are included. Note: Lighting and display differences may cause slight color variations. Measurement error allowed is +/- 1-3cm.