Bicycle LED tail light

describe: 100% brand new and high quality! USB rechargeable bicycle tail light, automatically cut off when fully charged. The high-quality built-in lithium battery can be used for more than 12 hours and only needs to be fully charged for more than 2 hours. Long stable light-4 hours Slow flashing-10 hours Flashes in sequence --- 12 hours Strobe ---- 8 hours 4 modes: long light, slow flash, sequential flash, and stroboscopic. Super waterproof, allowing you to ride freely regardless of rain. High-brightness energy-saving LED. Specification: Name: Bicycle Rear LED Light Color: red/blue/white Size: 7.5*3*2cm/2.95*1.18*0.79" material: plastic Power supply: USB charging Light mode: 4 modes: long light/slow flash/sequential flash/strobe Waterproof: yes Lumens: 15 lumens Specification: Waterproof bicycle tail light Bicycle rear LED light Built-in lithium battery USB charging 4 modes: long light, slow flash, sequential flash, and stroboscopic Super waterproof High-brigh