NiteRider Lumina Max lights light up the night and are daylight visible with Cree LEDs and Max Boost mode. They're high-powered and feature a rugged design made with Dupont fiberglass-reinforced plastic body with integrated aluminum heatsinks. Max series lights feature NiteLink wireless connectivity with the Omega 300 taillight. - NiteLink Wireless Technology allows the rider to pair and simultaneously power on/off the headlight and Omega EVO 300 taillight wirelessly. (Taillight sold separately) - Multiple light modes including varying Steady and Safety Flashes - Handlebar mounting (Up to 35mm) with Quick Release Tab for easy light removal - CREE LEDs--the highest-performing LEDs on the market - Compatible with NiteLink Wireless Remote Switch (Sold separately) - Lumens: 2500 - Battery: Li-Ion - Recharge Type: USB