Smart Electricity Energy Saver Box – High Efficiency Power Saving Device 30KW (90-250V) for Household, Market, Office, Hotel & Commercial Use Key Features: Intelligent Power Saving Technology: Automatically stabilizes voltage and optimizes electricity usage to help reduce energy consumption and electricity bills Safe & Reliable Protection: Built-in overload protection automatically shuts down during power overload to protect connected devices 24/7 Energy Efficient Operation: Works continuously without adding noticeable power consumption to your electricity bill Easy to Use: Simply plug into a power socket—green indicator light shows the device is working Energy Saving Performance: Helps improve power efficiency for high-power appliances with noticeable results after 2–3 months Wide Compatibility: Suitable for air conditioners, refrigerators, washing machines, water pumps, induction cookers, electric kettles, and more Compact & Stylish Design: Portable, modern, and easy to use in home, office, shop, restaurant, or hotel Note: Power saving effects are more noticeable with high-power appliances. Low-power devices like LED bulbs and small fans may not show significant savings.