1WEATHER RESISTANT: Electric power saver has excellent weather resistance and can work continuously all day long under any climate. 2POWER SAVING: Power saver preserves the capacity of current, improves the power used by household appliances, and avoids ineffective power consumption. 3VOLTAGE STABILIZATION: Smart power saver is a voltage stabilizer that stabilizes voltage, reduces power consumption, and extends the life of household appliances. 4HOUSEHOLD APPLIANCE PROTECTION: Power saving device is installed to avoid invalid power consumption and defend household appliances. 5WIDE APPLICATION: Electric saving box is suitable for residential, stores, restaurants, offices, small factories, etc. It is suitable for lamps, other lamps, electric fans and other products.