Trouble Shooting: Try the following and if you still have a problem, please contact a Customer Service representative at CustomerService@Creative-prc.us or 830-249-1200. FREQUENT ASKED QUESTIONS ANSWERS a) Make sure unit is placed under direct sunlight to charge and not in a shaded or partially shaded area. b) Prior to use, for units with an AUTO/OFF switch, check that the unit has been set to AUTO (or ON) position and allowed to charge a full sunny day.