| 摘要 |
The present invention relates to an LED management system capable of monitoring usage time and, more particularly, to the LED management system capable of inducing the reuse of the LED device by monitoring the remaining lifetime of the LED device in a payment business model by replacing costs of installing the LED device with gain costs due to the difference of power consumption efficiency between the LED device and a comparison object and information about the power consumption of the LED device. [Reference numerals] (200) Group managing device;(AA) Group 1;(BB) Power line |
