... >80RaLight decay:3000H<1%3000H<1%Beam Angle:180 Degrees120DegreesMaterial:Aluminium+PC --- Work temperature -20~+50C -20~+50CStorage temperature -40~+85C ... ,factories,workshops, warehouses, hospitals, government projects,commercial office, manufactory, supermarket,hotel,shopping malls, bars, and corridors etc.About us1. We have 10 ...