This bike light set offers outstanding visibility with a front light delivering up to 220 lumens and a rear light up to 10 lumens, both providing an impressive 20-hour runtime in Flash mode. The highly disruptive Daytime Flash mode ensures you're visible in bright daylight, while the 400 mAh battery can be easily recharged via an integrated USB stick, eliminating the need for cables. Designed with a lightweight, durable construction and an IPX7 water-resistant co-molded design, these lights can handle any weather. With flexible clip-on or strap-mounted options and wide-angle optics for 270° visibility, they maximize safety on every ride. The rear light is compatible with both aero and round seat posts, making it a versatile and reliable choice for cyclists.