When the brake is sensed during riding, it will be displayed at high brightness for 2 seconds to effectively warn the vehicle behind
Automatic sleep + vibration sensing, no need to worry about forgetting to turn off the power. The taillight will automatically turn off when it is stationary for 30 seconds in breathing and slow flashing mode, and will automatically turn on when it senses vibration
300mAh battery, TYPE-C convenient charging
Waterproof for daily life, effectively resist rain, pay attention to tighten the dust plug of the charging port
High tensile strength steel, quenched and hardened, wear-resistant and rust-resistant precision positioning tooth pattern, high efficiency transmission
Chemical yellowing process, corrosion-resistant treatment, CNC precision heat treatment processing, enhance the hardness of the flywheel and durable
Softly rotating live flywheel, smooth and powerful operation, highly lubricated, easy to ride
High-precision machine polishing, clear threads, the flywheel and hub are tightly combined, the tighter you ride, the smoother it runs
Nickel-chromium plating: the surface is not easy to rust, smooth
Various specifications, convenient for you to choose freely
Use: Suitable for mountain, folding and other bicycles seat post fixed, 4mm hex wrench disassembly
Lightweight aluminum alloy is selected as the material, the middle wall thickness is made thin (only 0.8mm), while retaining the two reinforcement bars to enhance the strength
Rounded and smooth surface, no burrs, will not damage your bike