custos by aleksey belyalov from kazakhstan

Sometimes we don't notice that we use a night lamp for economy of energy. But the economy should be economical. The case of lamp Custos is covered by a paint that absorbing a sunlight and shone in the dark (luminescence). It's necessary to put it only on a window in the house when the sun in the street shines. In the evening, when having finished all affairs, lamp Custos will allow take pleasure in warm and cosy light for your rest. If the energy infected in the day comes to the end, Custos is established on base and the ordinary electric lamp joins. Light even this small lamp will allow to charge Custos and continue save the electric power. All is simple!