Available with either standard bulbs or with long life, low draw LED's. Made from non-corrosive, hi-impact ABS plastic and incorporates a slide action switch. Bi-colour bow light and 360 deg allround white lights available in both clamp-on style or with heavy duty rubber suction cup. Lights are approx. 205mm in length. Standard bulb type Uses 2 x "D" cell batteries (not included). LED version uses 3 x "C" cell batteries (not included). RWB5746 LED Suction cup mounted bi-colour port & starboard light.