BR New High Quality All Weelye Kids Electric Toy Car Remote Control Receiver 2.4G Bluetooth Transmitter Bluetooth Remote Control Instructions: 1. The first use (or battery replacement) needs to match the frequency. Steps: 1. Install two AAA 1.5V batteries (pay attention to the positive and negative polarity in the battery compartment). Finally, close the battery cover. The indicator light will flash 3 times, indicating that the battery is installed correctly. Step 2. Press and hold the frequency key (car selection) for about 2 seconds. The indicator light will flash. Step 3. Turn on the power of the car. The indicator light is off. Step 4. If the matching frequency is unsuccessful (the indicator light does not turn off), turn off the power and repeat steps 2 and 3. How to choose remote control receiver? 1. The remote control has the same appearance and is universal. 2. Receiver: There is a sticker on the side that says RX... choose the same one, very common. 3. Note that A and B have two different interfaces. Notes: If your remote or receiver has FCC written on it, choose the FCC remote. Optional types: Weelye RC, Weelye Red RC, FCC RC, FCC Red RC, Receiver RX30 24V, RX18 12V A, RX18 12V B, RX19 12V, RX13 12V, RX11 12V, RX22 12V, RX37 12V, RX42 12V, RX23 12V, RX7 12V, RX8 6V A, RX47 12V FCC full set, RX30 24V full set, RX18 12V A full set, RX18 12V B full set, RX19 12V full set, RX13 12V full set, RX11 12V full set, RX22 12V full set, RX37 12V full set, RX42 12V full set, RX23 12V full set, RX7 12V full set, RX8 6V A full set. Package Included (optional): Listing 1: 1 Remote Control. Listing 2: 1 Receiver. Listing 3: 1 Remote Control and 1 Receiver. Note: 1. The real color of the item may be slightly different from the pictures shown on the website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.