■It is higher than the explosion-proof grade of national standard document GB3836. It can work safely in various inflammable and explosive places. Intelligent protection circuit is adopted to automatically cut off power after opening the cover, so as to ensure safer maintenance.

■The light-emitting technology combined with LED chip and light guide plate has the characteristics of high-resolution display, no dark area, energy saving and environmental protection, and the light source life is up to 100,000 hours.

■Precision structure design and high-voltage electrostatic spraying treatment, dust-proof and waterproof, corrosion-resistant, impact-resistant, reliable and durable.

■The main power is automatically converted to emergency function after power failure. The emergency working time is 120 minutes, twice as long as that of the ordinary sign lamp.

■Unique shape, beautiful and full of design sense. Graphic and text signs can be customized according to customers needs.

■It can be installed by hoisting, embedded and wall hanging, which is convenient and practical.