1. Large LCD for easy reading

2. Display: Day of the week, time, v, Hz, w, va, kwh

3. Free and easy setting for unit cost and electrocity

4. Record the running time and loading time

5. Easy and comfortable to use.

6. Operational voltage: 160v-250v/80v-130v

7. Max rate current: 16a

8. Frequency range: 0-99Hz

9. Power detetion range: 0-3000w

10. Power consumption: >= 1w

11. The electrocity display: 0.001-9999kwh

12. The nunit price of electrocity: 0.00-99.99/kwh

13. With watch battery: 3v