The IM150 Light and Color meter is the first wireless meter for video, cine, broadcast, photo, and industrial applications. The IM150 now offers better color accuracy for LED sources, improved strobe metering and triggering, and double the battery life!Multiple Illuminati meters can be connected to your smartphone, so you can monitor many lights simultaneously. Let the meter readings come to you!A Versatile Light and Color MeterThe Illuminati Meter brings affordable, wireless light and color measurement to your smartphone. Get the optimal color balance for your still or video imaging projects, balance different light sources in the same scene - including strobes - using the built-in filter libraries. It's also right at home in industrial lighting situations when you need to measure and evaluate existing lighting. Measure exposure, color temperature, lux, foot-candles, CIE xy - all on your iPhone or Android phone. Works up to 80 feet away and uses two AAA batteries.