... efficiency Used in Marine,aviation, fishery,highway ,guardrail led warning light specification : 01)Solar Panel:High efficient monocrystalline silicon ... typ). 04)Ligth characteristics:----Light way (swivel light ,and alternating light)----Running time for swivel light is over 130H----Running ... 15)usage life :more than 6 years led warning light,solar barricade light ,traffic cone light ,solar signal ...