PATTERN HEAT DISSIPATION: Imitation fin shell, better heat dissipation system, accelerate heat dissipation, increase the service life of lamp beads.HIGH SEALING DEGREE SHELL: Insulate rainwater from entering, even if rain or snow bad weather can be used normally.NANO LEVEL CRAFTSMANSHIP: Adopting nano level craftsmanship to improve the durability of the wick, strictly control the quality issues, let you experience a different brightness.LUMINOUS SHELL: After the flashlight is turned off, the cup is covered with red fluorescent light that will continue to for 30 seconds, making it easy to find in the dark.TELESCOPIC CONCENTRATION: Adjust the distance, near and far, near and far to switch the spot size, spotlighting for long distance shooting, floodlighting for close range large area lighting.