This product is designed with electronic circuits with sensor of phototransistor and a surge arrester (MOV) is provided. Its quicker response with time delay of 3-20 seconds offers easy-to-test feature. Especially, model JL-215C provides a wide voltage range for customer applications under almost power supplies.
Further, a preset 3-20 seconds time-delay might avoid mis-operation due to spotlight or lightning during the night time. Good waterproof and long life-time. Low energy source consuming and more electricity saving.
This product provides twist lock terminals meeting the requirements of ANSI C136.10-2010 and the Standard for Plug-In,Locking Type Photocontrols for Use with Area Lighting UL773