How much moisture does the Hisense AHD2524K1W remove?

It is rated at about 3.12 gallons per 24 hours, which suits damp basements and rooms up to roughly 1,500 square feet. Larger or wetter spaces will need a higher-capacity unit.

How often will I empty the water tank?

The tank holds 1.06 gallons, so at full output you may empty it more than once a day. It shuts off automatically when full, and a gravity drain hose can remove the chore if the unit sits near a floor drain.

Is it quiet enough for a bedroom?

Its maximum noise is 45 dB, roughly the level of a quiet conversation. Most people tolerate that at night, but light sleepers may prefer a unit with a low-fan setting.

Does it have a humidistat?

Yes. You set a target humidity on the display and the unit cycles on and off to hold it, so it does not run continuously.

The dehumidifier comes with a washable filter already fitted. Check the listing for a drain hose, since gravity drainage usually needs one.

How does it compare with bigger dehumidifiers?

It removes less water per day and holds a smaller tank than 4,500-square-foot-class units, but it is narrower, lighter and easier to move. For a single damp room it is the more practical size.