A switching circuit, method and control unit (1) for controlling electric power supply for lighting fixtures.
一种用于控制用于照明设备的电源的开关电路，方法和控制单元(1)。
2
The yard lamps are the main fixtures for the outdoor lighting of garden green-land and roads of uptown, and the solar-electric yard lamps are widely used in a lot of areas in the recent years.