About this product:
It absorbs sunlight, light, visible light and UV-light in bright place and automatically shines continuously in darkness, so as to instruct people. It is characterized by its great brightness, long persistence, long lifetime, etc.
Energy saving and environment protecting. It is no needs power, no expense and its easy to install. Its luminous coefficient is 100% with little maintenance cost, nontoxic and no-radiative.
Signboard can be made according to the specific design of customers, with material also choice of customers.