Latest MagicShine MJ880 L2 Version CREE XM-L2 LED Bicycle Light, 2000 Lumen, 6.6Ah Battery + Helmet Mount kit BSS Light source: 2 x CREE XM-L2 LED Luminous flux: 2000LM Shell material: 6061-T6 Aluminum alloy Battery: BAK 6.6Ah Li-ion battery Surface treatment: Premium Type III hard-anodized anti-abrasive finish