How do you remove the mesh atomizer? Is there a button to push before removing it?

HI Patti, please contact the seller for the detail instruction.

How much albutorol does it hold?

The nebulizer can store 25ml of liquid at maximum.

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Mericonn Mesh Nebulizer Handheld Machine for Adults and Kids , Portable Atomizer Travel and Home Use Improve lung and respiratory

Portable nebulizer has been optimized and upgraded which is equipped with a high-quality battery, and mesh nebulizer generates the fog smooth. Nebulizer weights only 0.18 lbs.
There are 2 ways to run the humidifier, this humidify machine could be run by plugged in directly, or be powered by 2 AAA batteries.
The atomization rate is 0.4mL/min, and the mesh atomization sheet produces a fine spray. The humidify machine can storage 25ml liquid at maximum.
The noise of nebulizer is 50dB(A), which is so quiet.
There are 3 working modes for optional includes strong, medium, weak. You can choose the modes by pressing the on/off button.