... for Work&entertainment 5.CE,FDA,ROHS FU-Laser Pointer with Remote Control1,FU brand products,popular in worldwide.2 ... status.2.Synchrony:A source code had been set up before it leave factory,receive and project can be ... 10 seconds).Please press down the up and down button all at once up to 4 seconds once plug the ... flash 2 times.If the product can't page up/page down as usual,Please re-synchrony again.3 ...