Outdoor portable flashlight: Improved brightness, 3000lm, the beam can reach 0-400m. ElekinT04 flashlight adopts rotary zoom technology, which can zoom the aperture size at any time and anywhere for meet daily outdoor and indoor lighting needs. Multi-function flashlight: 5 light modes: high, medium, low, strobe, SOS/emergencyLong press the switch to turn off; threaded flashlight waterproof heat dissipation design, IPX6 waterproof, suitable for hiking, camping and general home use. USB rechargeable flashlight: This LED flashlight is powered by a built-in 18650 lithium-ion rechargeable battery and equipped with a micro USB cable, which can be connected to a computer, mobile power, etc. , which is very convenient. Charging for 3-4 hours, the highest brightness can last 4 hours, and the battery life can reach 50000 hours. Flashlight lens material: Sturdy convex acrylic lens, aluminum alloy flashlight, durable in all weather conditions. Product in package: Elekin USB rechargeable flashlight, built-in 18650 battery, micro USB cable, anti-lost lanyard.