Lth3gtthe choice rstat8 is a 2 wire system battery powered programmable room thermostatlth3gt ltpgtthese models are suitable for replacing most battery powered room thermostatsltpgt ltpgtltstronggtthe choice rstat8ltstronggtampnbspis superbly accurate and very easy to useltpgt ltpgtltstronggtthe choice rstat8ltstronggtampnbspprovides you with time and temperature control guaranteed to maintain your comfort and avoids wasting energy whic