2025-09-03 00:00:00 GREEEN is designed to provide a smart, satisfied and safe service in your daily life. News feed delivers upgraded experience to easily manage your electricity data. The UI card design helps you control smart home appliances with a single tap on your smartphone. GREEEN is not just a HEMS (Home Energy Management System). +watt provides useful insights for greater energy savings and dozens of advanced IoE services for your family, making your life easier and safer.