The battery adapter includes wire terminals, a 30A fuse, screws, and other accessories. These components make DIY installation easier and support both indoor and outdoor applications. Batteries are not included. This adapter can be safely used to upgrade electric ride-on toy cars, remote control trucks, robots, work lights, and similar devices. Input voltage range: 17V–65V Output voltage: 12V Output current: 10A Power rating: 120W Wiring instructions: - Input side: Connect the red wire to the positive terminal of the power source; connect the black wire to the negative terminal. - Output side: Connect the yellow wire to the positive terminal of the load; connect the black wire to the negative terminal of the load. Precautions: a. This buck converter does not have reverse polarity protection. Always verify correct polarity before connecting to prevent damage to the converter or connected devices. b. Ensure the input power source provides sufficient voltage and current to operate the connected device. c. The output voltage must match the requirements of the connected device. Do not exceed the maximum output power capacity of 120W. Accessory styles and colors may vary slightly between production batches, but functionality remains unchanged. Color: Yellow & Silver Material: ABS Package Contents: 1 set x Lithium battery adapter step-down module Note: Lighting conditions and monitor settings may cause slight variations in color appearance between the product image and the actual item. Measurement tolerances are within ±1–3 cm.