[Super silent & Energy Saving] Small action sounds below 30dB, even if you work won't interfere with comfortable sleep.Super silent, the baby can also feel at ease to home.The maximum power consumption of 5W, is a very economical mini air purifier. [Socket type & installation convenience]negative ion air purification into the socket, does not occupy the place.Do not occupy the local area.Plut in the socket works 24 hours without additional purchase.Only one on / off button.Just press the button to enjoy the fresh air. [With night light function &corresponding indicator light]Turn on with one key, easy to operate.Press 1 negative ion to start work, turn on the negative ion indicator light, press 2 times, turn on the night light, press 3 times to turn off.As a night light, indirect lighting, soft light, dim, help sleep, wake up at night or wake up at night. [Negative ion air purifier]Intelligent chip processing, capable of emitting up to 40 million negative ions per second, technology provides you with cleaner, safer, and overall better air quality that your health deserves. [Extensive use] Plug-in Air Purifier, is suitable for new homes, car, office, bedroom, wardrobe, shoe cabinet, toilet, pet nest, etc.Pass the FCC certification, please feel assured to use.