Only Celsius is available ; The replacement can not switch to Fahrenheit No batteries or instructions included No programming needed Easy to Use;Just put in fresh batteries then it will work What's in the package: 1 X remote control , no battery and instructions included
it will work straight away when new batteries inserted
●Do not leave the remote in an extremely hot or humid place.
●Do not use a new battery with an old one.
●Do not expose the remote sensor to direct sunlight or lighting apparatuses. Doing so may cause a malfunction.
●If you don't use the remote for an extended period of time, remove the batteries to avoid possible damage from battery leakage and corrosion.
it will work straight away when new batteries inserted
●Do not leave the remote in an extremely hot or humid place.
●Do not use a new battery with an old one.
●Do not expose the remote sensor to direct sunlight or lighting apparatuses. Doing so may cause a malfunction.
●If you don't use the remote for an extended period of time, remove the batteries to avoid possible damage from battery leakage and corrosion.