2021 New design for MTB lamp - 24 LED lamp beads counting 100 lumens brightness, and 180 visibility with wide angle lens, It is the necessary for your cycling safety, also used as a reflector when you roll at night. Wheel bike light with 6 light modes - steady (4 hours), breathing (4.5 hours), side flash (6 hours), strobe (10 hours), flash (20 hours) and racing flash ( 30 hours). Water Resistant MTB Lighting - IPX-4 waterproof grade ABS+PC shell well sealed to protect from rain. Free tools easily install in seconds with high elastic rubber strap. USB rechargeable powerful bike light (Type-C cable included) -2 hours of charge = 4 to 30 hours of battery life. For fast charging, simply connect the bike light to any USB device such as power bank, charger car or an AC outlet adapter. No more buying and changing batteries USB Rechargeable 2 hours of charge = 4 to 30 hours of battery life. For fast charging, simply connect the bike light to any USB device such as a power bank, car charger or AC outlet adapter. No need to buy anymore and change the batteries IPX4 Water Resistant Ipx-4 waterproof grade ABS+PC shell well sealed to protect from rain.Tools free easily install in seconds with high elastic rubber strap. Our bike lights always work in the face of water splashes from all angles, ensuring your safety in any weather.