Key Features:Front Light:1 pc (16 chips) COB high brightness white LED,CNC Aluminium heat sink casing,Auto safe mode,Mode memory function,Rechargeable lithium polymer battery (3.7V 300 mAh),3 steady modes, 4 flashing modes,Quick release universal bracket (fits all round and AERO style bars),Low battery, charging and fully charged indicator,Automatic fully charged cut-off system,Side visibility,Recharge time 2 hrs,Water resistant (IPX 4),Size (W x D x H): 73 x 18 x 21mm,Weight: 0.025Kg; Packing & Package: 0.1Kg,.Lumen Output:Mode1 – 20lm – 5.30hr,Mode2 – 40lm – 2.40hr,Mode3 – 60lm – 1.30hr,FL1 – 25lm – 18.30hr,FL2 – 60lm – 7.30hr,FL2 – 60lm – 12.00hr,Day FL – 120lm – 23.00hr,.Rear Light:1 pc (30 chips) COB high brightness red LED,CNC Aluminium heat sink casing,Auto safe mode,Mode memory function,Rechargeable lithium polymer battery (3.7V 300 mAh),3 steady modes, 4 flashing modes,Quick release universal bracket fits all round and AERO style bars),Low battery, charging and fully charged indicator,Automatic fully charged cut-off system,Side visibility,Water resistance (IPX 4),Recharge time: 2hrs,Size (W x D x H): 73 x 18 x 21mm,.Lumen Output:Mode1 – 10lm – 5.30hr,Mode2 – 15lm – 2.20hr,Mode3 – 25lm – 1.30hr,FL1 – 10lm – 13.00hr,FL2 – 25lm – 5.00hr,FL2 – 25lm – 9.30hr,Day FL – 50lm – 19.30hr.