SAR 1200/month, 1 BR, Furnished Room With Kitchen & Washroom Available

For the Posting Title you can write:

Furnished family room with kitchen and washroom available

Or shorter:

1 Room with Kitchen & Washroom for Rent

For the ad description (if there is a description field later):

Furnished room available in Dammam Madinatul Amal. Includes private washroom, small kitchen, and family room. Suitable for a family.