See Better and Further -

The Ravemen CR800 headlight is designed for road bikers and urban cyclist that does night rides, thanks to its compact and lens design. Extend the runtime of the battery by connecting with an external power source for emergency lighting when the light is in low power. Now CR800 can also be used for long-distance riding and race. This light is equipped with an anti-glare lens, it creates a T-shaped beam along the pathway ahead of you with a floodlight for close-range visibility and the bright spotlight allows you to have far distance visibility without glaring any oncoming traffic, helping you to see better and being seen friendly. Dual sidelights to increase side visibility and riding safety at crossroads. 

Extend the runtime of the battery by connecting with an external power source for emergency lighting when the light is in low power. Using the wired remote that comes with the packaging, you can change the mode of the light without releasing the grip and also "high beam" any oncoming traffic if they are obstructing your way by holding on to the remote button. This will activate the light to its highest lumens.

Features

1. Anti-glare lens with T-shaped beam, providing close-range flood light and long-distance spotlight
2. Extending battery runtime by connecting with external power source
3. Wired remote button to change brightness level safely without releasing the grip
4. Side visibility to increase your safety when riding
5. Micro USB charging port, compatible with most phone chargers
6. Intelligent memory circuit remembers the last used brightness level and mode when turned on again
7. Quick release design for easily slide in and out
8. Compatible with handlebar of 22.2mm to 35mm diameter