Reliable Purchase at ASAKUKI: We have great faith in our essential oil diffusers - after all, we use them in our homes ourselves! If you have any issue with your diffuser, do not hesitate to contact us - your satisfaction is paramount!. PERFECTLY SAFE The ASAKUKI essential oil diffuser is completely toxic-free so it can be absolutely safe for everyone, even small babies! You can safely use it on a daily basis in your space and even while you’ re sleeping for a better night’ s rest. When it’s out of water, it will automatically stop working for lower power consumption. ADJUST IT TO YOUR NEEDS The air purifier has a large capacity of 500ml so it can work through the night for best results. The light of the diffuser can be turned off or dimmed so it will never disturb your sleep. The humidifier can set up schedule timers and countdown timers through Tuyasmart app, so you can adjust it to your needs for maximum results every time. RELAXING ATMOSPHERE This essential oil diffuser is perfect for every home, office or yoga studio so you can create a calming atmosphere. This device will humidify the air so you will no longer suffer from dry skin and lips. The diffuser will create the perfect environment so you can feel better than ever!. ?UPGRADE VERSION? SMART WI-FI TECHNOLOGY: We have listened to our customers' opinions and made a great improvement in December.This incredible essential oil diffuser uses the newest technology so you can perfectly control it just by using an app! Download Tuya Smart app that is suitable for every smartphone and tablet for your convenience, and turn the purifier on and off or change the mode. The diffuser is compatible with Echo so it can operate with Alexa for easy use.