SB Series Extreme Performance LED Bike Light System: SB1600 SB2600 SB3000 (1600/2600 / 3000 Lumens) High Capacity 8800mAh ABS Polymer Battery Pack &#x2714; SEE EVERYTHING AT NIGHT IN HD: Like Watching High Definition Videos, The SB Series Will Light Up Everything In Your Way For Crystal Clear Vision. Smallest Of The Family But Still Delivers @1600 Lumens 4x Cree XML-T6 LED. Light the road and see the difference. &#x2714; STAY ON THE ROAD LONGER: Reliable Battery Pack With 5.75Hr Max Capacity With An Indestructible ABS Polymer Rugged Design &#x2714; WIN - WIN SITUATION: Stupidbright&trade; Guarantee 100% Satisfaction 60 day money back guarantee. 100% Guaranteed 2 Year Limited Lifetime Warranty. &#x2714; SAVE TIME & FRUSTRATION: No Tools Required. Universal Fit On All Bicycles. Conveniently Install & Remove With No Tools. &#x2714; NEVER WORRY ABOUT DAMAGE: Water & Shock Proof Fitted For Any Weather Condition & Designed To Take A Hit A ridiculous amount of brightness where absolutely no one can miss day or night Light emittance from all sides keeping vehicles at safer distance Increased vision at night to easily see everything that is ahead A solid complete water &amp; shock proof system for any conditions you meet outdoors A 5-6 hour max run-time for those extended trips A trusted battery pack that simply works and will not fail Quick &amp; easy install that fits any bike available Easy 3 mode switch from battery conservation, full brightness for darker areas, to an alarming strobe for day time warning A ridiculous amount of brightness where absolutely no one can miss day or night Light emittance from all sides keeping vehicles at safer distance Increased vision at night to easily see everything that is ahead A solid complete water &amp; shock proof system for any conditions you meet outdoors 5-6 hour max run-time for those extended trips A trusted battery pack that simply works and will not fail you Plug &amp; Play - Quick easy install that fits any bike available Easy 3 mode switch (High / Low / Strobe) from full brightness for darker areas, battery conservation, to an alarming strobe for day time warning