“…However, this is also one time programming and it is needed to be interfaced with the computer anytime re-programming is needed, hence, the operation of the system becomes complex. Although a number of similar temperature control system, “do-it-yourself” temperature control designs have recently been published [ 5 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 , 15 , 16 ], these designs are not easy to use in term of programming and temperature adjustment. The systems work on the benefits of using temperature adjustable and fan temperature control systems.…”