Item is for one piece, please choose the type as your need. type 1: One red port light type 2: one green starboard light type 3: one 135 degree stern light type 4: one 225 degree masthead light type 5: one 225 degree Bi-color light type 6: one 360 degree anchor light Material: ABS plastic housing Color: as showed on the picture Voltage: 12V DC Bulb: LED bulb,12V 100mA. Starboard or port or masterhead or stern lightsand 39 Size:75mm or Lx65mm or Wx55mm or H Size in inch:2.95" or Lx2.56" or Wx2.17" or H Visibility: 1 nautical mile Boat size:12m(40ft) Anchor light size: base diameter 54mm ,height 70mm Feature: Waterproof design, easy to stall and durability. " Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.