A highly sensitive electronic photosensor provides an accurate control of the on & off when the surrounding is dark & light. Suitable for trawler in order to catch more fish, road repair, auto safety, camping, boating, etc. Power source: 2 x 1.5V size "D" batteries. WEIGHT: 83g, DIMENSION: ?51 X 200 mm, COLOUR: red
highly sensitive electronic photosensor provides an accurate control of the on & off when the surrounding is dark & light.