Photosensitive control underwater light Xenon signal light--used for ... for water surface operation(hid xenon light,hid lightPhotosensitive control, self-off in the daytime, self-on in ... TL-2 strong white light ( two batteries) Function Photosensitive control, self-off in the daytime, sefon in the nighttime ... , LED-3RG, LED-3RB,TL-2 We have professional QC system, a strong quality check system. We supply ...