① Time display bar; ② Voltage / current / power / power consumption value; ③ Power factor / frequency / electricity value; ④ Volt: voltage; Ampere: current; (Kwh) degrees: electricity consumption; Watts: power; Overload alarm: Power overload reminder. ⑤ Power factor: the ratio of active power to apparent power; Hertz: AC frequency; Days: cumulative days of electricity consumption; Yuan: the total amount of power consumption; Degree: Cumulative electricity consumption; Yuan / degree: unit price of electricity.

Page one: ① Running time: cumulative running time of electrical appliances, after 24 hours, days + 1; ② Current power: the actual power of the electrical appliance connected to it, in watts; ③ Cumulative electricity cost: as of now, the cost has been consumed, unit yuan.

Page two: ① Running time ② Cumulative power consumption: as of now, the cumulative power consumption, in units of degrees; ③ Cumulative time: the cumulative number of days of operation with electrical appliances, in units of days.

Page three: ① Running time ② Grid voltage: the current real-time voltage of the grid, in volts; ③ Grid frequency: Grid AC frequency, in hertz.

Page four: ① Running time ② Real-time current: the real-time current of the electrical appliance connected to it, in amperes ③ Power factor: the power factor of the electrical appliance connected to it

Page five: ① Running time ② Minimum power: the minimum power recorded during operation, in watts.

Page 6: ① Running time ② Maximum power: the maximum power recorded during operation, in watts

Page 7: ① Running time ③ Unit price of electricity: set unit price, unit yuan / degree