This rechargeable light boasts X-Lens Technology™, which focuses two LEDs into a single 500-lumen beam. Using the Floating Charge System™, this light can be charged at home in the magnetic cradle, or on the go through a USB connection. The Advanced Focus System™ seamlessly projects light up to 520 meters for 1.5 hours on high power or 70 lumens 120 meters for 7.5 hours on low power. Smart Light Technology™ provides eight advanced functions – Morse code, boost, power, low power, dim, blink, SOS and defense strobe. Water-resistant. Includes one rechargeable ICR18650 battery, charging cradle and power cord. Length: 7". Weight: 8.5 oz.