A thermal wall system for slowing heat transfer through walls. To compensate temperature dependency, a control unit, in accordance with a temperature detected by a temperature detection unit, adjusts at least one of a voltage level and a pulse width of a pulse signal be applied to at least one of the liquid crystal display. After the ball is ejected outward by the eccentric post of the ball striking rod into the top face of the table, the batter may push the handle to move the pull rod, so that the shaft may be rotated by engagement between the gear face of the shaft and the serrated face of the pull rod.