Double headed 16 channels lighted battery toy bubble foam gun machine + 500 ml bubble liquid our product is 25 cm in size. it is illuminated. the double head consists of 16 bubble channels. all you have to do is pour some foam into the tray and dip the heads into the tray. it works with 6 aa batteries. batteries are not included in the box. there are 2 pieces of 25 ml bubble liquid in a box. 500 ml bubble liquid will be sent with the product as a gift. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.