Guangxi Sinso Lighting Co., Ltd. independent research and developed outdoor searchlight for 5 years,also outdoor Lighting Scheme Design, more than 80% of domestic prision, border,marine used our searchlight.also our searchlights with CE certificate,Our products are sold into Europe, America, South-east Asia and Middle east, etcsearchlight most used for Homeland&Border Security,Prison Facilities&Prison Security, Maritime Water &Electric Power,Aquaculture,Orchard,Farming,Terminal,Bridge ,Ship/Wharf/Oil platform,especially Border Security and Prison Security project,like guard tower