switchable smart glass/electric window tint

Switchable Smart Film is made of polymer dispersed liquid crystal ( PDLC ) and special electrodes through a special process. When the power is off, visible light scatters and becomes opaque fog. When energized, visible light can penetrate smoothly, making it transparent.       Smart film technology： Specification parameters Maximum size 2m X 50m Thickness 0.4mm Switching times >2000000 times Operating Voltages 36V/60V/110V AC Working temperature -40℃-95℃ Response time <50ms  Viewing angle >150º Active life More than 80000 hours with power on Power adapter power 30W/50W/100W/200W/300W…