Description: Safety Guardian: Wireless remote control and bright LED tail light are combined perfectly together to get drivers attention from blocks away， due to it's turn signal and various flashing modes. To allow drivers keep a safe distance from getting too close， lazer mode is a big help， it protect you by providing a safety range with others. Bright: 29 LEDs 85lm(30lm is common used on other tail lights). It performs amazing no matter it's in a dark night or a foggy/rainy day， it is visible from 150ft away. Design: Angular outlook with red and orange brightlights makes you the outstanding star. Extreme long endurance: 2200mAh USB rechargeable battery， allows Meilan X5 works continuously up to 8 hours in flashing mode. The remote are installed with 2 high quality button batteries that can keep working for half a year without replacement. Auto light sensor: The light detection system automatically controls ON/OFF based on the strength of light. Ultra durable: Composite material PC+ABS plastic， performs well during the dropping test with not even a crack. 3 flashing modes: Flashing， steady， cross-flash. Turning mode: Turn right， turn left. 2 laser modes: Steady， flashing Fetures:#Input: DC 5V 500mAh #Brightness: 85Lm #Laser Distance: 5m #Unit Size: 110*45*30mm #Packing Size: 5.2*2.7*4.7in #Total Weight: 248.5g #Unit Weight: 110g #Working Temperature: -20-60°C #Waterproof Grade: IPX4 #Remote Controller: CR2032，310mAh #Batter Capacity: Rear Light: 18650， 2200mAh #Working Life: 1000times/5000hours Package Includes: 1*Rear light 1*Remoter 1*Light holder 1*USB cable 1*Rubber fender 1*User Manual 1*Rubber band 1* 18650 Battery 1*CR2032 Battery FAQsQ:Is it bright? How far can it be seen?A: It is extreme bright you can see it 150ft away. Q: How to turn the light on?A: Press the button on the right side of the light for 5 seconds. Q: What can I do to change modes except using the wireless remote?A: Switch button on X5 tail light. Q: How about its endurance ability?A: 5 hours on Steady mode， 8 hours on Flash mode after a 4-5 hours full charging. Q: How is the battery service life? A: It is 18650 rechargeable battery 2200mAh， 1000 charge times/5000 service hour. Q: What if remote controller out of power? Can I replace its battery?A: Remote controller can keep working for half a year， it is easy to replace， more details please see product instruction. Q: Can it work on a rain?A: Yes， it is waterproof with IPX4， and it is bright enough to be noticed in a heavy rain. Q: What is the length of lazer beams?A: 5 meters .