... XML T6 +2x CREE XP-E R2 1800LM 3-Mode with Battery Pack and Charger Cree XML T6 ... a current of 1500mA, a brightness of 200 lumens (3) Flashing: the current of 2800mA, brightness of 900 lumens4 ... battery capacity: 4400mAh10, Voltage: 8.4V, sustainable work 3-4 hoursApplications:1, Bicycle lighting, fixed on bicycle2, Worn ... XML T6 +2x CREE XP-E R2 1800LM 3-Mode with Battery Pack and Charger Cree XML T6 ...