Description:[HIGH-BRIGHTNESS, WIDE FIELD OF VIEW] :180-Degree field of view width, visibility up to 150m. The rear light uses the high-brightness energy-saving LED lamp, low power consumption and long service life, increasing visibility and safety. Make sure you are seen by drivers and pedestrians not only at night but also during the day. Keeping you and your LOVED ONES SAFE at all times.[WIRELESS REMOTE CONTROL & 4 Modes]Remote control the turn lights for bicycles to send signals in different modes by the 3 easy to use buttons on the wireless controller. Suitable for Mountain, and Road Bicycles. 4 Modes: Left turn signal, right turn signal, warning light, flashing. You can adjust the different light modes according to your needs for keeping your safety and reminding others.[USB RECHARGEABLE]Built-in 1000 mAh rechargeable battery. Save the time to replace batteries every week. NEVER waste money on batteries again. It comes with a CHARGING CABLE that charges from your computer, power bank or any device with a USB port.[WIDE FIELD OF VIEW]180-Degree field of view width, visibility up to 150m, bike tail light bright has 40 of 100LM LED lights, bright enough to be seen from 150m in foggy\/rainy day or even in dark night. offers super brightness but not dazzling[EASY TO USE]bike light back hook onto your belt, running gear, reflective vest, backpack, dog collars, harnesses, or anywhere on your clothing. Mount to your bicycle, helmet, skateboard, scooter, stroller, wheelchair, or anywhere you can imagine. Strengthened the safety factor of the night travelOperation methods:1.Turn on the back of the tail light rubber charging port cover, insert the Micro-plug USB charging cable for charging.2.Hold the tail lights switch button until the LED light blinks, then press the controller button to correct the code. Thenit can be installed and later.3.Combine the tail light and controller with the corres.Material: abscolour: blackPackage Contents:1 x Bicycle light 1 x USB charging cableOnly the above package content, other products are not included.Note: Light reflection 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.