Durable Material: Preferred PC materials, good design, safe, durable and practical in use, it is all you are looking for Special Design: The USB interface is cyclically charged, which is simple and convenient to charge Useful Function: Battery has good safety performance, cyclic charging, and long life. Waterproof, insect-proof and high-temperature resistance Fine Workmanship: LED energy-saving lamp beads are energy-saving, energy-saving, money-saving, high luminous efficiency, long life, good color rendering, and good starting performance. Meaningful Tool: This LED emergency light requires no wiring and is suitable for different venues.