Description:<br />The Fenix BT20 is the world's first professional bike light which employs a Dual Distance Beam System.  It features a broad floodlight, close-in visibility, and long-range illumination.  750 Lumens!<br /><br />Features:<br />Max 750 Lumens<br />Dual-Distance Beam System<br />User-friendly design: one press for brightness selection; quick to attach or detach (within 3 seconds)<br />Intelligent power indicator<br />Broad floodlight: aspherical reflector design with a beam throw reaching deep to 750 meters<br />No blind area lights: upward beam is refracted by the lens, forming auxiliary illumination immediately in front of the bike where an ordinary     bike light cannot reach<br />Anti-glare design<br />Aerodynamic Design: small wind resistance and instant heat dissipation.<br />Adjustable headlamp: can be rotated 360 degrees.<br />Quality Components and Materials: Die-cast aluminum headlamp, durable and reliable o-ring and extension cable.<br />Wide Capability: compatible with handlebars from 20mm to 35mm in size; can be used on helmets<br />Intelligent Power Indicator: constant green (50% - 100% battery power remaining), constant red (50% - 20% battery power remaining, blinks  red (less than 20% battery power remaining.<br />IPX-6 Water Resistant: heavy rain or thick fog, the BT20 will work normally Intelligent memory circuit<br />Four Output Levels plus Strobe:  Low (100 Lumens), Mid (300 Lumes), High (450 Lumens), Turbo (750 Lumens), Strobe (300 Lumens).<br />Maximum Distance: 140 meters.<br /><br />Size Details:<br />67.8mm (Length) x 42.9mm (Width) x 56.6mm (Height)<br />121 grams (excluding batteries and accessories) <br /><br />Package Included:<br />1 x Fenix BT20 750 Lumen Led Dual Distance Beam Bike Bicycle Light <br /><br />Picture Details: