Aluminum Alloy Durability: Crafted with Premium and Durable Aluminum Alloy Shell for Exceptional Impact Resistance, Heat Dissipation, and Corrosion Resistance. Super Bright Illumination: Featuring High-Power LED Lights Up To 2000 Lumens, Ensuring Clear Visibility in Low-Light Conditions. Long-Lasting Power: Equipped with a Reliable 18650 Lithium Battery Offering Over 15 Hours of Runtime, Perfect for Extended Rides and Emergency Situations. IP65 Waterproof Protection: Designed to Handle Any Weather, Making it Ideal for Rainy or Snowy Environments Without Compromising Performance. Versatile Usage: Suitable Not Only for Cycling but Also as an Emergency Flashlight for Various Outdoor Activities and During Power Outages. Embark on your nocturnal adventures with peace of mind, knowing your path is illuminated by a beacon of safety and reliability. This Rechargeable Bicycle Headlight isn't just another piece of gear—it's your companion through the darkest nights, your shield against the elements, and your lifeline in times of need. Experience the fusion of functionality and form, where each ride becomes a testament to your resilience and the brilliance of your choice.