... LED chips....... LED flash light1. 10m length2. 100 led bulbs3. with 8 function controller4. multi color(red, yellow, green, blue)5. PVC ... the number of bulbs can be customized. 3. 10m with 100LED, 5m with 50 LED rubber and PVC wire to be chosen ... any question, please don't hesitate to contact us. 10m with 100bulbs LED flash light