China Cheap price E27 Lamp Holder - Screw In E26/E27 Lamp Holder With Photo Controller – Chiswear

The photoelectric switch JL-303 is applicable to control the street lighting, garden lighting, passage lighting and doorway lighting automatically in accordance with the ambient natural lighting level. 1. 30-120s time delay. 2. Provides Temperature compensated system. 3. Convenient and easy to install. 4. Avoid mis-operation due to spotlight or lightning during the night time.