Electricity - Saving box

1. Stable voltage and balance the current, avoid the waste of electricity invalid. 2. Prevent voltage instability, extend the service life of the electrical product. 3. Simple and easy operation, just plug in, reduce your power consumption and save between 20% and 35% of electricity. Specification: Power Supply/ Rated Voltage: 90V~250V Rated Frequency: 50Hz/ 60Hz Working Temperature: -15~60°C Work Load: 28000W (28KW) Size: 2.7 x 3.9 inches