The Internet-of-Things (IoT) promised a self-sufficient world of interconnectedness, but the technology was expensive, cumbersome and limited which overwhelmed many and hindered adoption. These tiny sensors and IoT infrastructure break down these barriers by offering easy installation, 15-year battery life, affordability, zero maintenance, scalability, robustness and can fit anywhere. This plug and play solution is fully scalable, making it perfect for quickly and easily retrofitting existing buildings into smart and efficient buildings, eliminating manual tasks that are time consuming and often unreliable.