Series: V-Series RGB MulticolorIntroduction:V series adopt evolutional 5D optic tech (Dual reflector cup + projector lens) be used for project more effective light to faraway and surround areas without foggy light/dark zone.Personalized cool show RGB light & strobe settings are controlled via Bluetooth APP on Android or iPhone,make you enjoy happiness and wild adventure. LATEST APP UPDATED The OLD BLUETOOTH APP HAVE BEEN UPDATED. The new Bluetooth APP connection solves the STUCK PROBLEM caused by the old APP control.The connection signal will become more stable and the control becomes smoother. If there is a problem that Bluetooth cannot be connected or the rgb coloring cannot be changed, please confirm whether you have downloaded the LATEST APP. (The latest QR code can be found in the pictures and videos)