Avoid the crowd! Enjoy a relaxing bike ride in the evening. Order a RockBros cycling brake, and the dark will no longer be a problem. Add it to your cart now! The choice is yours Do you like diversity? Then we recommend the new bike stop which has 3 light modes: continuous, flashing, flash. 180° visibility Be cautious! Use a bicycle stop with a large coverage area. Other traffic participants will notice you from a distance. Your safety is our priority. Long use Quality materials. Resistance to water drops. Rechargeable battery. If you also like durable products, choose the RockBros bike stop with powerful lights. Specifications: Lumens: 20; Plug: Micro-USB; Waterproof: IPX4; Light modes: 3; Dimensions: 1 x 1.2 x 1.4 inches; Battery capacity: 240 mAh; Weight: 17g.