1cm-strip-144-12v-IP65-4000-cob-setSOLO LED Strip, 4000K, 12V, 14.4W/m, IP65. Light output 1,364 lumens and color rendering index Ra95. This COB LED strip has 640 LEDs per meter. The strip is 10 mm wide, and the spacing between LEDs is 2.3 cm. Please note the LED spacing when ordering this product.