8. The retainer ring above the circuit board gets loose.July 24, 2020December 18, 2021 Please tighten it with nipper pliers and apply some thread glue if possible.Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment *Name * Email * Website Save my name, email, and website in this browser for the next time I comment. previous7. The button switch doesn’t connect the circuit board properly when it’s pressed.next9. The torch doesn’t work with fully charged battery.