8 x 20mm Deep Hole Marker Pens 4 x Green and 4 x Black Long Tip Nib Markers 8pcs LED LIGHT 4 Wires on back for

4 Wires on back for power in and out

these are polarity protected so if wired in opposite way these simply wont work till powered the correct way

EN10-12 -------10

And these use an smd chip on the head and sides offering a 360 degree spread of light

12-10 AWG Cable

8 x 20mm Deep Hole Marker Pens 4 x Green and 4 x Black Long Tip Nib Markers 8pcs LED LIGHT 4 Wires on back forHere we have 8 x 20mm Deep Hole Marker Pens 4 x Green and 4 x Black Long Tip Nib Markers (8pcs). * Water resistant and Fast Drying,Environmentally friendly, free of harmful substances such as xylene * Suitable for Furniture Decoration, Book Shelf, Lamp Drill Hole Position for Mark. * Also Deep Holes for Metal Processing, Automobile Manufacturing and other production Industries,Mark the Processing Position. * Also Mark on the Surface of Wood, Metal,