The Honeywell ST9100S 1 Day 1 Channel Programmer with Service Reminder ST9100S1007 is a white, wall-mounted programmer made of plastic, designed for use with wall heaters. It features a rectangular thermostat shape and operates on a 230V battery power source. This programmable unit has a timer function and is compatible with temperature sensor technology. With its sleek design and reliable brand reputation, the Honeywell ST9100S is a practical and efficient choice for managing your heating system.
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