SIEMENS RDH100 Room temperature controller

SIEMENS RDH100 Room temperature controller
Mains-independent electronic room thermostat with battery power supply with TPI control algorithm. The desired temperature is set with a large control wheel on the front of the thermostat.
Easy operation thanks to a simple control wheel and a large display.
For heating only

Color of the front cover: white RAL9003
Base plate color: light gray RAL7035
The package contains 2 x 1.5 V AA alkaline batteries