The small cell behind the Musef™ Salah Time Cast’s RTC module. It is what keeps the clock running and your timings remembered while the mains is off, so the screen comes back correct rather than asking to be set up again.
It lasts for years, but it does not last forever – keep one in the drawer.
Features
- CR2032 3V lithium coin cell.
- Backs up the real-time clock through power cuts.
- Keeps your masjid’s timings stored.
- Fits every Musef™ Salah Time Cast device.


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