Dual Lumen Options & Anti-Glare Cut-Off Line Choose 500LM (for daily commute) or 1300LM (for long distance) — both have anti-glare cut-off lines to avoid dazzling oncoming drivers, ensuring safe riding. IPX6 Waterproof & Durable Build Both versions feature IPX6 waterproof rating and aluminum alloy shells, withstanding heavy rain and bumps — perfect for rainy commutes or rough long rides. Type C Fast Charging & Adaptive Battery Life Type C fast charging (2-3hrs full) — 500LM offers 15hrs+ low-mode runtime (commute-friendly), 1300LM provides 10hrs+ (long-distance ready). 5 Lighting Modes for All Scenarios With High/Low/Fast Flash/Slow Flash/SOS modes, 500LM adapts to city commutes (low mode for safety), 1300LM handles dark rural roads (high mode for visibility). Universal Tool-Free Installation The same sturdy universal bracket fits both versions, matching handlebars (22-31.8mm) — install/remove in 10 seconds, no tools needed for either. Dual Lumen Bicycle Headlight；Anti-Glare Cut-Off Line Light；500 1300 Lumen Bike Lamp；IPX6 Waterproof Bike Light；Type C Charging Bicycle Headlight；Daily Commute Bike Light；Long Distance Cycling Lamp；Aluminum Alloy Bike Headlight；Universal Bike Front Light；Multi Mode Bike Light；SOS Bicycle Lamp；Waterproof Cycling Light；Fast Charge Bike Headlight；Night Riding Bike Light；MTB Road Bike Light；Bicycle Accessories；Non-Dazzling Bike Lamp；High Brightness Bike Light；Low Brightness Commute Light；WEST BIKING Bike Headlight