• Built-in 4500mAh large capacity battery, with long use time
• Aluminum alloy shell material, high strength and durable
• 5 lighting modes adjustable to meet different needs
• 1000 lumen high brightness, long lighting distance, enhance safety at night cycling
• Daily waterproof, the light can withstand harsh environments
• 90 degrees rotate lock buckle, one second disassembly/assembly

Specifications:

• Material: aluminum alloy shell, PC bracket
• Weight: about 150 grams
• Size: about 11.4cm x 3cm x 3cm
• Charging time: about 5 hours
• Battery life: about 3-11 hours
• Lighting mode: five modes
• Range: about 200 meters
• Lamp beads: T40
• Battery model: 21700 lithium battery 4500mAh