What's the differences between 312A Led Light and 312AS Led

312AS bi-color Led video light is nearly the same as 312A Light. The only difference is that 312AS has the color changing feature. The 312AS allows you to change color temperature between 3200 and 5600K. which is necessory if you need to use indoors and outdoors and want to change the color temperature as you like. And 312A led is brighter than 312AS bi-color changing dimmable led video light.