He managed to build his own monitor using an Arduino. The trick of this build has to do with how the system works. The panel includes an LED light that blinks 1000 times for each kWh of electricity.

The LDR is an energy efficient LED retrofit that is completely assembled within the door frame. The Orion LDR system reuses the original housing of the existing troffer, installs quickly ...

Orion Energy Systems, Inc. (NYSE MKT: OESX), April 30, 2015 - a leading designer and manufacturer of high-performance, energy-efficient lighting platf ...