燕屋引导燕子专用微亮灯
Swiftlet Leading Lamp
此灯用于大型燕屋或多层燕屋使燕子增加安全感，可调节光暗度，省电、耐用，容易安装。安装于燕屋暗处或上下楼梯口出。
*作为引导燕子下楼功能。
Installed in deep darkness or staircase of the swiftlet house. To gain sense of security on young birds.
Leading lamp for swiftlet to go into downstairs.
