"For vessels between 12-20m Visible distance: 2 nm 12-24 V DC & 3W Red & Green LED light Vertical Mounted Last for 50.000 hours Waterproof, non-corrosive, non-magnetic Included: 1. Screw DIN7981 / ISO 7049 M4.2x32mm 2. 1.2m length of wire per product, 3. double-side adhesive sticker that can be used as drilling drawing Weight: 235gr/pc"