Mini lamp arm wrist lamp lamp electronic lamp for bicycle riding equipment, 5 LED energy-saving light bulbs, 3 stalls, 2 star 2032 button electronic configuration in the night, walking or cycling worn on the wrist is smart and safe, each package each box has 2 box a box 120, a 240. There are separate packaging, this is a good product design is novel and fashionable, welcome new and old customers to buy.