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I was pleased that the 7 day ST799 fits into the same housing as that for the ST699 model. This meant it took minutes to replace out my faulty ST699.
Verified purchase: Yes | Condition: New
Straight swap for ST699 took 10 mins- works great!
Verified purchase: Yes | Condition: New
Speedy delivery and all fitted and working :)
Verified purchase: Yes | Condition: New
He did not send feed back.
Verified purchase: Yes | Condition: Pre-owned