- Twin circuit electronic programmer
- 3 On and Off settings for HW and
3 On and Off settings for CH per day.
- Simple to use: just three buttons control normal operation.
- Back lit display
- Automatic GMT/BST clock
| - One hour boost HW ( only ) and
instant advance for CH ( only ).
- 18 month battery back up.
- 3A contacts, plug-in plate.
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