Light modes: provided with flash (can last compatible with 160 hours in maximum), slowly flash and steady on (can last compatible with 160 hours in maximum), this warning light can be quickly switched according to your needs, provide a simple and effective boat safety lightingEasy to use: the considerate design allows you to hang the light anywhere as you want, such as the handle, the seat cushion vertical tube, the front compatible withk, the back compatible withk, the backpack, the safety helmet; And it can be installed or removed without any tools in 3 secondsProduct function: this led warning light features with 2 pieces LED, which can provide a certain distance (more than 0.6 miles) of visibility, and improve the safety when rowing boat at night, very bright and suitable compatible with various outdoor activitiesWide applications: the led navigation lights are necessary boat accessories, suitable compatible with different kinds of boats with different outdoor purposes, besides, you can share them with your friends or families, or send them as gifts at birthday party.size: 5 x 5 x 3CMMaterial:Silica gelcolour:Blue+red+green+whitePackage Contents:16 x LED tail lightsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.