Some friends say they cannot be turned on after receiving the taillights. Here are some special instructions for use:
Long press the button for about 2 seconds and the lamp body will turn on
Short press the switch to change the mode
Long press the button for about 2 seconds, the lamp body will turn off
![](https://img.alicdn.com/imgextra/i2/678836360/TB2zCXGdC0mpuFjSZPiXXbssVXa_!!678836360.jpg)
![](https://img.alicdn.com/imgextra/i2/678836360/TB24P8ydEhnpuFjSZFpXXcpuXXa_!!678836360.jpg)
![](https://img.alicdn.com/imgextra/i3/678836360/TB29WJFdxhmpuFjSZFyXXcLdFXa_!!678836360.jpg)