Yes! However, we recommend filling the tank completely to avoid repeated refills.
The device can safely hold your serum too. If your product needs refrigeration, you can stick the whole unit in the fridge—it’s totally fridge-safe.
You may add only 1mL per use, yet stable mist output depends on continuous liquid flow within the internal tubing. A 1mL volume will require multiple spray cycles to deplete. Under regular fill levels exceeding 1mL, the device atomizes approximately 1mL of liquid every 15 seconds.