These bicycle turn signal lights are designed for maximum safety and visibility. The bike handlebar end light functions as a turn signal and a safety light, making it ideal for night rides. Simply plug the bicycle handlebar end plug light into your handlebars for easy installation. The LED bike turn signals lights are waterproof and durable, ensuring they perform well in any weather, keeping you secure on your cycling adventures. Features -Color:Multi -Material:Aluminum alloy, plastic -Size:5.20X2.00X2.00cm/2.04X0.79X0.79in -Lighting mode: Steady on, Slow Flash, Flash -Note: included button battery -Note: suitable for 16-23mm calibers handlebar -Bright led illumination: ensures you are clearly visible during night rides, enhancing safety by making you noticeable to other road users -Waterproof construction: designed to withstand rainy conditions, ensuring the lights remain operational and unuesd by moisture -Simple attachment: easily install the the handlebar ends, providing a quick and convenient setup process -Multiple lighting modes: choose from various flashing modes to meet your cycling needs, adding versatility and fun to your rides -Durable build: made for long term use, these lights offer high durability and reliability, minimizing maintenance and replacement costs Package list: 5 x pair of bike handlebar light