Spyder5ELITE has an integrated room light sensor that measures the lighting on a continuous basis but alerts teh photographer if there is a change among 5 ambient light levels.

This enables you to modify your calibration settings or adjust the room lighting.

This ensures optimal colour accuracy right through to the printing process.

Follow the link to see that Datacolor are offering a Winter Saving on their Spyder products up until 3rd Marrch 2017.... it's worth a look!

Click HERE to see more.