and high quality Made of high quality materials, -621K-2.4G-12V control box 2.4G Bluet ooth remote control for children's electric cars. and hold the forward and back buttons simultaneously. The indicator light flashes, then start the car. The indicator light stops flashing and the connection is successful. How to judge whether the control box is suitable for your car? Open the electric car and select the control box. If the housing looks the same, the part should fit your car. If you need to modify it yourself, please check the label on the receiver. Name:Children's electric car controller Due to different product batches, the words on the product and some interface details may be different, which not affect the use. Color:As shown Material:plastic Package Contents: 1 x receiver 1 x remote control Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.