Stealth Tint®, Transition Window Tint is a groundbreaking new technology by Smart Tint®. Stealth Tint® installs with NO WIRES and NO POWER required!Stealth Tint® changes from clear (75% VLT) to dark (25% VLT) upon sunlight exposure. The level of tint in the film will brighten and darken according to the level of sunlight it is exposed to automatically changing with no power required. Stealth Tint® will also block 99% UV in all transitional stages. Installs wet like traditional window film. Easy trim to fit for your application!