4 Pack Power Saver Electricity Saving Box Household Energy Saver Power Saving and High Efficiency US Plug 90V-250V

Key features

• Save Electricity Bills: When the power-saving device is working under rated load, it will release the stored electricity through the capacitor system to normal in a more stable manner without spikes. We can see a big difference in electricity bill when we use power-saving boxs with air conditioning, washing machines, refrigerators, water pump, induction cooker, electric kettle, etc. But there are no electricity saving benefits for some appliances, such as electric fan, LED bulbs, etc.
• Perfect Power Saving Device: According to customers' usage habits and feedback, 4-pack of power-saving boxes can provide ideal power-saving effect for a family. They can keep voltage and current stable, avoid wasting electrical energy, and extend the life of electrical appliances.
• Safe and Reliable: The outer shell is made of advanced fire-proof, explosion-proof and leak-proof materials, and the internal leakage protection measures are safe. reliable.
• Easy to Use: Just plug the power saver into a power outlet, the green light will turn on, then keep the device connected to start working. It doesn't reduce power consumption immediately, it's a longer process and it will make a noticeable difference after 2-3 months.
• Long Term Use: We recommend to keep using it for a long time so as to observe the power saving effect. It hardly consumes electricity, but it can bring obvious power regulation effect, so please rest assured.