Yes!

•  Ceiling mounting is recommended, although wall mounting is acceptable.
•  The center of the room's ceiling is the most practical location. If there is a light fixture installed here, locate the detector nearer to the door.
•  Ceiling mounted smoke detectors should not be mounted closer than 4" to any side wall.
•  Wall mounted smoke detectors must be installed a minimum of 4" to a maximum of 12" from the ceiling.
•  Avoid mounting smoke detectors in corners.
•  Sloped or cathedral-style ceilings are required to have smoke detectors mounted at, or within, three (3) feet of the peak.
•  All sloped ceiling with a horizontal 1' to 8' slope shall have smoke detectors mounted on the high side.
•  In kitchens and bathrooms containing a tub or shower, smoke detectors shall not be mounted within 3' of the door.
•  Areas with high humidity may cause nuisance alarming.
•  Keep smoke detectors 3' from whole-house ventilators, ceiling fans and forced air heating or air conditioning ducts.
•  Mounting smoke detectors near fluorescent lights may cause nuisance alarming.
•  Operating temperatures are limited to approximately 40 degrees Fahrenheit to 100 degrees Fahrenheit.