Features: Mini in size and light in weight, portable, compact. Flash, always bright lighting modes controlled by pressing on/off switch, easy operation. Superb quality LED beads, long lifespan, flicker-free and anti-glare light without strobes and radiation, it can keep your eyes away from exhaustion. Equipped with hook loop design arm band, be suitable for different arm size. Excellent for different occasions, including jogging, fishing, camping, hiking etc.