Thermostat with detachable tune control

The invention relates to a thermostat with detachable tune control. A thermostat includes a removable adjustment control unit that can be positioned with an anchor member. The anchoring component can adopt different forms, including a wallboard, a wireless charging dock or a display-free control unit/wall-mounted unit, to meet different requirements of users. The detachable allocation control unit may be removed while still allowing a user to change the constant temperature settings of a heating, ventilation, and air conditioning (HVAC) system by rotating an outer ring indicative of constant temperature information and sending the information to a non-display control unit/wall-mounted unit via a wireless communication channel. To facilitate alignment of the removable dial control unit with the anchoring member, each may include a plurality of alignment magnets having a magnetic pole pattern. In addition, the wireless charging dock and the display-free control unit/wall-mounted unit can charge the detachable a