Features Utilizing CREE XP-G3 S3(Cold White), with a lifespan of 50,000 hours;Battery: 1*18650 rechargeable Li-on battery;102.5mm(L)*27mm(Diameter)*27mm(Head)/4.04in(L)*1.06in(Diameter)*1.06in(Head)N.W.:77g/0.17lb(exclude battery)Independent control of side light;Digitally regulated output-maintains constant brightnessEasy operation, one button to turn on/off or switch the mode;Anti-reverse connection,to prevent the battery against circuit damage;Overcharge, over-discharge protection to protect battery damaged or reduced life;Low power warning;Made of durable aircraft-grade aluminum;Premium Type III hard-anodized anti-abrasive finish; Standard Packing Bike light BC02-700C Bandage for Bracket 18650 battery Hand strap Discharger Connector USB Charging Cable Diffuser User Manual |