Product parameters  Product Name: remote control fighting robot  Product model: 777-615  Net weight of wool: 0.35kg | 0.2kg  Product size: 7 * 6.5 * 9.5 (CM)  Battery capacity: lithium battery 3.7v/60mah  Package size: 20.5 * 19.5 * 9 (CM)  Charging time: 25 minutes  Discharge time: 25 minutes  Remote control battery: the remote control uses 4 No. 5 batteries  Function introduction: fight left and right, forward when punching, there is light and sound. The remote control will automatically shut down after 15 minutes. Five hits shut down.  Product accessories: robot * 1, remote controller * 1, USB cable * 1, instruction * 1, color box * 1  Note: each box of products is a robot and a remote control. If you want two people to fight, you need 2 boxes  (1) When the remote control / machine is turned on and the code is not aligned, the light will flash, and the light will always be on after the code is aligned, and the remote control will make a sound when the code is set.  (2) After the code is aligned, vibrate the left remote control or press the left button of the right remote control to hit the left hand, vibrate the right remote control or press the right button of the right remote control to hit the right hand  (3) When two robots hit each other, if they hit the head (trigger the leaf sign switch on the head), the light of the hit robot will change color, the remote control with good code will make corresponding sound, and the robot will automatically shut down after hitting 5 times (see the manual for details)  (4) Charging 25 minutes, can operate normally for more than 25 minutes, remote control distance more than 10 meters  (5) If the robot is not operated for 15 minutes, it will shut down automatically