Max Output 5,000 LumensMax Beam Distance 550 MetersMax Beam Intensity 75,700 cdMax Runtime 90 h 0 m / 3.75 dLED NiteLab UHi 40 MAX LEDReflector OP Battery Built-in 6,000mAh 21700 Li-ion BatterySpecial Modes LUMIN SHIELD™Beam color White LightLength 124.3 mm / 4.89 inHead Size 31.8 mm / 1.25 inWeight 171 g / 6.03 oz