LED: 1*CREE XP-G2 with a lifespan of 50000 hours
Battery: 2200mAh/3.7V rechargeable Lithium-ion battery
Dimensions (Headlight): 85 x 36 x 30mm; Weight (Headlight): 119g
Materials: The main body is made by durable anodized aluminum; the handlebar mount is made by durable plastic