The powerful and ultra-compact bike light Acebeam BK10, contains 4*XHP35 HI LEDs, and produces a maximum output up to 4000 lumens. Acebeam BK10 is powered by a 4*18650 rechargeable battery pack with over-discharge, overcharge and overheat protection to ensure safety operation. The featured exclusive Dual Distance Beam System assists with an upward beam reflection in front of the bike, makes the BK10 with 100 meters long range illumination. The rechargeable bike light Acebeam BK10 is prepared well for your outdoor cycling adventure.
Acebeam BK20, a newly designed compact bike light, has a super bright light output to 2000 lumens, which is achieved by 2*XHP35HD LEDs; and a maximum beam distance of 180 meters. The decent bike light BK20 is powered by 2*21700 batteries and pumps out 2000 lumens at max.. In addition, the featured dual beam system gives a very nice light beam, and lights up the front road without affecting others. BK20 is charged via a handy micro USB charging cable which is compatible with a wide range of mobile phone chargers etc... The well-built professional BK20 is the primary light for the night time riding.