The battery adapter comes with wire terminals, 30A fuse, screws, and other accessories. These included components help simplify your DIY installation and are suitable for both indoor and outdoor applications. (Note: Batteries are not included.) This adapter can be safely used to upgrade electric ride-on cars, remote control trucks, robots, work lights, and similar devices. Specifications: - Input voltage: 17V–65V - Output voltage: 12V - Output current: 10A - Power: 120W Wiring instructions: Input side: - Red wire: Connect to the positive terminal of the power source - Black wire: Connect to the negative terminal of the power source Output side: - Yellow wire: Connect to the positive terminal of the load - Black wire: Connect to the negative terminal of the load Precautions: a. This buck converter does not include reverse polarity protection. Always verify the correct polarity of both the power source and the load before connecting to prevent damage. b. Ensure the input power source provides sufficient voltage and power to operate the connected device. c. The connected device must match the 12V output voltage, and its power requirement must not exceed the converter’s maximum output capacity. Accessory styles and colors may vary slightly between production batches, but this does not affect functionality. Color: Yellow & Silver Material: ABS Package Contents: 1 set x Lithium battery adapter step-down module Note: The actual product color may vary slightly due to lighting conditions and display screen differences. Measurement error allowed is +/- 1–3 cm.