2 Pack Bike Tail Light, Bright USB Rechargeable Rear Bike Light, Easy Bicycle Installation, Waterproof IP44, 4 Modes LED Bike Taillights for Adults Kids Men Women Road Mountain Desert

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Tool-Free Silicone Strap Mount:​​​​Flexible strap​​ installs in seconds on ​​seatposts​​, ​​handlebars​​, or ​​helmets​​ – no tools required. Slide-on design with ​​adjustable tilt​​.
180° Ultra-Bright Visibility:​​​​High-intensity LEDs​​ + ​​wide-angle lens​​ ensure visibility ​​from 500+ feet​​ day or night. Critical for ​​urban commuting​​ or ​​trail riding​​.
10-Hour USB-Rechargeable Runtime:​​​​High-capacity lithium battery​​ delivers up to ​​10 hours​​ in chaotic flash mode. Recharges via ​​included USB cable​​ – no disposable batteries needed.
All-Weather IPX4 Protection:​​​​Rainproof seal​​ withstands ​​downpours​​ and ​​road splashes​​ – performs reliably in any riding conditions.
4-Mode Smart Safety System:​​Instantly cycle through ​​Solid/Strobe/Double Flash/Chaotic Flash​​ modes with ​​one-touch control​​ – adapt to traffic, trails, or low-light scenarios.