| Constructor and Description | 
|---|
| LedLight() | 
| Modifier and Type | Method and Description | 
|---|---|
| boolean | close()关闭LED灯 Switch off LED | 
| static LedLight | getInstance()获取LED灯操作实例 Acquire LED operation example | 
| boolean | isPowerOn() | 
| boolean | open()打开LED灯 Switch on LED | 
public static LedLight getInstance()
public boolean open()
public boolean close()