1,bicycle lamp 2,good service 3,high quality and resonable price 4, ... XM-L T6 led 4 modes 2000lumens super bright bicycle lamp Description1.Using three CREE XM-L T6 led lights,brightness ... a battery pack in silicone(2pcs in parallel,2pcs in series),capacity: 4400 mAh,voltage: 8.4 V,with two bicycle ...