The product is designed for specific children's riding toys. Please ensure the purchased part matches the appearance of the original. Step 1: Install two AAA 1.5V batteries (not included), observing the correct polarity as marked inside the battery compartment, then close the battery cover. The indicator will flash three times to confirm proper battery installation. Step 2: Press and hold the frequency key (car select) for approximately 2 seconds. The indicator will begin to flash. Step 3: Turn on the power supply of the car. The indicator light will turn off. Step 4: If frequency matching is unsuccessful (indicator remains on), turn off the power and repeat steps 2 and 3. Type: A Color: White & Blue Material: Plastic Package Contents: 1 x Children's Electric Car Remote Control Note: The package includes only the items listed above. Other products are not included. Due to lighting effects and differences in display screens, the color of the item may vary slightly from the images shown. Measurement tolerance is +/- 1-3 cm.