Reply To: Are your rubylux units durable? Home › Forums › Red Light Therapy › Are your rubylux units durable? › Reply To: Are your rubylux units durable? November 4, 2020 at 8:00 pm #1320 Justine CharlesParticipant Hi, I just bought rubylux like you guys suggested and It’s working perfectly fine. I’ve been using this for 3 weeks now.