Fully working. Batteries not included. More information on model below : https://www.cityplumbing.co.uk/p/neomitis-wired-digital-room-thermostat-rt0-rte0a/p/552189?srsltid=AfmBOooaMi_d1veEyuxzu15MPKhzadt-0GdBonryH76vLy3mTMn17RQV
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