LED light piping displaced traditional piping. The pattern of light have three style. One is quick flashing, one is slow flashing and one is no flashing. Switch consists of circuit boards and 2 pieces battery. Battery is 3V lithium battery. Keeping it on will run out after three days. A variety of color selection but most recommend is red and blue. Red and blue will be most light. We will test each LED light before production. After sewing will recheck LED light.
First time to open the switch you need to pull up the plastic sheet. Plastic sheet is in the middle of two batteries. In order to prevent switch open in the transport waste the power.