longspan life even light supply adopt the UV, heat-proof coating film, safe, 1. adopt the coating film technic, the light durance is longer.2. adopt the inported, heat-proof, UV-coating film, blast proof glass , safety, light is even and beam angle has a large range.3. features: bettey adopt the waist belt, rain-proof, facile, aesthetic, next to the skin.4. four barn-doors5. the connect cable ...