What is the version of the following sentence with correct punctuation?

Room facilities Air conditioning Alarm clock Bathrobe Bathroom Flatscreen TV Free toiletries Hairdryer HardwoodParquet floors Heating Ironing Facilities Laptop safe Safety Deposit Box Satellite Channels Shower TV Telephone Toilet Toilet paper Towels Wakeup service
Room facilities: Air conditioning, Alarm clock, Bathrobe, Bathroom, Flat-screen TV, Free toiletries, Hairdryer, Hardwood/Parquet floors, Heating, Ironing Facilities, Laptop safe, Safety Deposit Box, Satellite Channels, Shower, TV, Telephone, Toilet, Toilet paper, Towels, Wake-up service