This energy saving device helps clean electricity in your home and reduce unnecessary energy consumption. It maintains voltage, synchronizes current, and supports energy efficiency. The advanced design requires no technical knowledge for operation. Improves equipment performance and reduces electrical interference. Helps protect electronic devices, enhances audio and video signal clarity, minimizes interference in wireless systems, and increases the reliability of electrical equipment. Enables comfortable living by reducing electricity usage while using essential appliances like refrigerators, fans, and air conditioners. Easy to use: simply plug into a standard wall outlet. The green indicator light confirms it is working. No maintenance or additional setup is needed. Improves power utilization and reduces wasted electricity. Suitable for homes, shops, restaurants, offices, and small factories. Compatible with air conditioners, washing machines, refrigerators, electric fans, pumps, stereos, fluorescent lights, and other common appliances. Plug Type: US Plug (compatible with standard outlets in Canada, Mexico, Thailand, Taiwan, the Philippines, and similar regions) Voltage: AC 110V Color: as shown in the picture Material: Plastic Package Contents: 5 × Energy Saving Device Note: Lighting and display differences may cause slight color variations between the product image and actual item. Measurement tolerance: ±1–3 cm.