Feature 1.The spray head is of leak proof design. And the fragrance spraying time can be adjusted. 2.lighting can be adjusted for different colors. 3. Bottles within 5ml-20ml can be replaced, regular spray 1H 3H 6H default 8H Power: about 3W Battery capacity: 2000mAh * After turning on the aroma diffuser, different essential oils will have different effects. * Water-soluble essential oils: adding water-soluble essential oils will produce a small amount of mist after turning on the aromatherapy machine, and the aroma will slowly radiate into the air. * Pure essential oils: After adding pure essential oils to turn on the aroma diffuser, there is no mist, but the aroma will slowly radiate into the air. *Both of these conditions do not affect the volatilization of essential oils into the air, which are normal conditions. *Product features: anti-dumping, anti-leakage, rechargeable use. * Anti-leakage technology: no oil leakage after dumping. When the diffuser is tilted 45 degrees, the machine will automatically stop working. After 5 seconds, the machine will automatically start working. *Colour:black/White/ Pink / Light Blue Package Contents: 1 x essential oil machine 1 x USB TYPE C cable