Peak events last four hours. The typical schedule varies slightly depending on the device. Connected thermostats Morning event: 6 a.m. to 10 a.m. Optional preheating phase: 4 a.m. to 6 a.m. Recovery phase: 10 a.m. to 11 a.m. Evening event: 4 p.m. to 8 p.m. Optional preheating phase: 2 p.m. to 4 p.m. Recovery phase: 8 p.m. to 9 p.m. Water heater controller Morning event: 6 a.m. to 10 a.m. Evening event: 4 p.m. to 8 p.m. EV charging station Morning event: 6 a.m. to 10 a.m. Recovery phase: 10 a.m. to 11 a.m. Evening event: 4 p.m. to 8 p.m. Recovery phase: 8 p.m. to 9 p.m.