IP68 316 stainless steel 1W LED marker light. Screw threaded body with silicon seals and hexagonal lock-nut allows fitting in bath tubs, shower trays, jacuzzi’s, etc (consult a bathroom specialist for professional installation advice). Mounting surface thickness - Min. 0.08" / 2mm, Max. 0.47" / 12mm. Submersible to a depth of 3.28ft / 1m.. Fitted with 3.28ft / 1m of cable for connection to a 350mA Constant Current LED driver. Dimmable with AU-LEDD16CC driver and AU-DSPLED dimmer unit.