What you receive: you will receive 12 pieces LED lights, different colors represent the various effects of working; Note: when you use up the AG10 batteries, you can replace them by yourself3 Light modes: provided with flash (can last for 160 hours in maximum), slowly flash and steady on (can last for 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 fork, the back fork, the backpack, the safety helmet; And it can be installed or removed without any tools in 3 secondsFunction: 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 for various outdoor activitiesWide range of usage: the led navigation lights are necessary boat accessories, suitable for 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 partyColor: red+green+yellow+blue+black+whiteMaterial: SiliconeSingle size: 5 x 5 x 3CMFeatures:Water resistant design:This boating light is designed with anti-water and anti-leaching function, so you wont be afraid of flooding on rainy days, which is simple and effective.Suitable occasions:These portable LED boating lights can be applied for navigation lights, emergency lights, backup lights. Useful boat accessories for people who want to go fishing or go out to sea by boat.Package Contents:12 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.