The IM150 Wireless Light and Color Meter uses Bluetooth technology to deliver the correct exposure and color temperature for any type of light – even flash – directly to your smartphone! The IM150 meter has all the functions of other meters, plus the convenience of remote sensing & multiple sensors in a very small and light package. And all this for less than the cost of an inexpensive lens. Whether you are creating still or moving images, the IM150 meter is the right tool for all conditions. Join the Illuminati and gain mastery of light.