■Refrigerator: The model number is usually written on the inside part of the refrigerator's door and it usually starts by 2~3 alphabets such as 「SR」「GR」「LR」「NR」「SJ」「MR」「JR」「DR」「HS」

■ Washing Machine: The model number is usually written on a seal that is pasted on the side of washing machine and it is a series of alphabets and numbers that starts by 2~3 alphabets like 「NW」「SW」「AW」「WF」「WM」「NA」「ES」「JW」「DW」. (It might be written near the operation button)

■ Television: The model number is usually written on a seal that is pasted on the back of TV and it is a series of alphabets and numbers that begin with 2~3 alphabets like 「LC」「TH」「DT」「KT」「CR」「19」「20」「24」「32」 or it also includes the numbers that describe the size of TV ( It might be written on the front frame)

■Microwave: The model number is usually written on the seal that is pasted backside of microwave and it is a series of alphabets like 「EM」「MJ」「RE」「NE」「TSI」「HR」「DM」「DR」「MM」. (It might be written near the door or buttons.)

■ Electric stove: Model number is usually a series of alphabets such as 「IBI」「KAC」「HT」「SPH」「TBH」「SIH」 that is near the buttons.

■ Bathroom clothes dryer: The model can seem on the controller installed next to the bathroom. It will start with 2 to 3 alphabet letters, such as 「BS」「DVB」 followed by numbers.

■ Heated seat with built in washlet/bidet. The maker and model can be seem on the seal below the cover of the seat or on the control panel. It will start with 2 to 3 alphabet letters 「CW」「CＨ」「DL」「BE」「JCS」「TCF」 followed by numbers.